18553860

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{881}}^1$

素因数の和:915

約数の個数: 120

約数和(自身を含む): 62752536

約数和(自身を除く): 44198676

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, 108, 117, 130, 135, 156, 162, 180, 195, 234, 260, 270, 324, 351, 390, 405, 468, 540, 585, 702, 780, 810, 881, 1053, 1170, 1404, 1620, 1755, 1762, 2106, 2340, 2643, 3510, 3524, 4212, 4405, 5265, 5286, 7020, 7929, 8810, 10530, 10572, 11453, 13215, 15858, 17620, 21060, 22906, 23787, 26430, 31716, 34359, 39645, 45812, 47574, 52860, 57265, 68718, 71361, 79290, 95148, 103077, 114530, 118935, 137436, 142722, 158580, 171795, 206154, 229060, 237870, 285444, 309231, 343590, 356805, 412308, 475740, 515385, 618462, 687180, 713610, 927693, 1030770, 1236924, 1427220, 1546155, 1855386, 2061540, 3092310, 3710772, 4638465, 6184620, 9276930, 18553860]

約数ペア:

[(1, 18553860), (2, 9276930), (3, 6184620), (4, 4638465), (5, 3710772), (6, 3092310), (9, 2061540), (10, 1855386), (12, 1546155), (13, 1427220), (15, 1236924), (18, 1030770), (20, 927693), (26, 713610), (27, 687180), (30, 618462), (36, 515385), (39, 475740), (45, 412308), (52, 356805), (54, 343590), (60, 309231), (65, 285444), (78, 237870), (81, 229060), (90, 206154), (108, 171795), (117, 158580), (130, 142722), (135, 137436), (156, 118935), (162, 114530), (180, 103077), (195, 95148), (234, 79290), (260, 71361), (270, 68718), (324, 57265), (351, 52860), (390, 47574), (405, 45812), (468, 39645), (540, 34359), (585, 31716), (702, 26430), (780, 23787), (810, 22906), (881, 21060), (1053, 17620), (1170, 15858), (1404, 13215), (1620, 11453), (1755, 10572), (1762, 10530), (2106, 8810), (2340, 7929), (2643, 7020), (3510, 5286), (3524, 5265), (4212, 4405)]