19522620

素因数分解:

$2^2\times 3^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1$

素因数の和:143

約数の個数: 168

約数和(自身を含む): 66839136

約数和(自身を除く): 47316516

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 81, 90, 103, 108, 117, 130, 135, 156, 162, 180, 195, 206, 234, 243, 260, 270, 309, 324, 351, 390, 405, 412, 468, 486, 515, 540, 585, 618, 702, 729, 780, 810, 927, 972, 1030, 1053, 1170, 1215, 1236, 1339, 1404, 1458, 1545, 1620, 1755, 1854, 2060, 2106, 2340, 2430, 2678, 2781, 2916, 3090, 3159, 3510, 3645, 3708, 4017, 4212, 4635, 4860, 5265, 5356, 5562, 6180, 6318, 6695, 7020, 7290, 8034, 8343, 9270, 9477, 10530, 11124, 12051, 12636, 13390, 13905, 14580, 15795, 16068, 16686, 18540, 18954, 20085, 21060, 24102, 25029, 26780, 27810, 31590, 33372, 36153, 37908, 40170, 41715, 47385, 48204, 50058, 55620, 60255, 63180, 72306, 75087, 80340, 83430, 94770, 100116, 108459, 120510, 125145, 144612, 150174, 166860, 180765, 189540, 216918, 241020, 250290, 300348, 325377, 361530, 375435, 433836, 500580, 542295, 650754, 723060, 750870, 976131, 1084590, 1301508, 1501740, 1626885, 1952262, 2169180, 3253770, 3904524, 4880655, 6507540, 9761310, 19522620]

約数ペア:

[(1, 19522620), (2, 9761310), (3, 6507540), (4, 4880655), (5, 3904524), (6, 3253770), (9, 2169180), (10, 1952262), (12, 1626885), (13, 1501740), (15, 1301508), (18, 1084590), (20, 976131), (26, 750870), (27, 723060), (30, 650754), (36, 542295), (39, 500580), (45, 433836), (52, 375435), (54, 361530), (60, 325377), (65, 300348), (78, 250290), (81, 241020), (90, 216918), (103, 189540), (108, 180765), (117, 166860), (130, 150174), (135, 144612), (156, 125145), (162, 120510), (180, 108459), (195, 100116), (206, 94770), (234, 83430), (243, 80340), (260, 75087), (270, 72306), (309, 63180), (324, 60255), (351, 55620), (390, 50058), (405, 48204), (412, 47385), (468, 41715), (486, 40170), (515, 37908), (540, 36153), (585, 33372), (618, 31590), (702, 27810), (729, 26780), (780, 25029), (810, 24102), (927, 21060), (972, 20085), (1030, 18954), (1053, 18540), (1170, 16686), (1215, 16068), (1236, 15795), (1339, 14580), (1404, 13905), (1458, 13390), (1545, 12636), (1620, 12051), (1755, 11124), (1854, 10530), (2060, 9477), (2106, 9270), (2340, 8343), (2430, 8034), (2678, 7290), (2781, 7020), (2916, 6695), (3090, 6318), (3159, 6180), (3510, 5562), (3645, 5356), (3708, 5265), (4017, 4860), (4212, 4635)]