19937756412

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{163}}^1\times {\mathrm{69341}}^1$

素因数の和:69528

約数の個数: 108

約数和(自身を含む): 58987020456

約数和(自身を除く): 39049264044

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 163, 196, 252, 294, 326, 441, 489, 588, 652, 882, 978, 1141, 1467, 1764, 1956, 2282, 2934, 3423, 4564, 5868, 6846, 7987, 10269, 13692, 15974, 20538, 23961, 31948, 41076, 47922, 69341, 71883, 95844, 138682, 143766, 208023, 277364, 287532, 416046, 485387, 624069, 832092, 970774, 1248138, 1456161, 1941548, 2496276, 2912322, 3397709, 4368483, 5824644, 6795418, 8736966, 10193127, 11302583, 13590836, 17473932, 20386254, 22605166, 30579381, 33907749, 40772508, 45210332, 61158762, 67815498, 79118081, 101723247, 122317524, 135630996, 158236162, 203446494, 237354243, 316472324, 406892988, 474708486, 553826567, 712062729, 949416972, 1107653134, 1424125458, 1661479701, 2215306268, 2848250916, 3322959402, 4984439103, 6645918804, 9968878206, 19937756412]

約数ペア:

[(1, 19937756412), (2, 9968878206), (3, 6645918804), (4, 4984439103), (6, 3322959402), (7, 2848250916), (9, 2215306268), (12, 1661479701), (14, 1424125458), (18, 1107653134), (21, 949416972), (28, 712062729), (36, 553826567), (42, 474708486), (49, 406892988), (63, 316472324), (84, 237354243), (98, 203446494), (126, 158236162), (147, 135630996), (163, 122317524), (196, 101723247), (252, 79118081), (294, 67815498), (326, 61158762), (441, 45210332), (489, 40772508), (588, 33907749), (652, 30579381), (882, 22605166), (978, 20386254), (1141, 17473932), (1467, 13590836), (1764, 11302583), (1956, 10193127), (2282, 8736966), (2934, 6795418), (3423, 5824644), (4564, 4368483), (5868, 3397709), (6846, 2912322), (7987, 2496276), (10269, 1941548), (13692, 1456161), (15974, 1248138), (20538, 970774), (23961, 832092), (31948, 624069), (41076, 485387), (47922, 416046), (69341, 287532), (71883, 277364), (95844, 208023), (138682, 143766)]