18724368

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{811}}^1$

素因数の和:872

約数の個数: 80

約数和(自身を含む): 53566016

約数和(自身を除く): 34841648

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 37, 39, 48, 52, 74, 78, 104, 111, 148, 156, 208, 222, 296, 312, 444, 481, 592, 624, 811, 888, 962, 1443, 1622, 1776, 1924, 2433, 2886, 3244, 3848, 4866, 5772, 6488, 7696, 9732, 10543, 11544, 12976, 19464, 21086, 23088, 30007, 31629, 38928, 42172, 60014, 63258, 84344, 90021, 120028, 126516, 168688, 180042, 240056, 253032, 360084, 390091, 480112, 506064, 720168, 780182, 1170273, 1440336, 1560364, 2340546, 3120728, 4681092, 6241456, 9362184, 18724368]

約数ペア:

[(1, 18724368), (2, 9362184), (3, 6241456), (4, 4681092), (6, 3120728), (8, 2340546), (12, 1560364), (13, 1440336), (16, 1170273), (24, 780182), (26, 720168), (37, 506064), (39, 480112), (48, 390091), (52, 360084), (74, 253032), (78, 240056), (104, 180042), (111, 168688), (148, 126516), (156, 120028), (208, 90021), (222, 84344), (296, 63258), (312, 60014), (444, 42172), (481, 38928), (592, 31629), (624, 30007), (811, 23088), (888, 21086), (962, 19464), (1443, 12976), (1622, 11544), (1776, 10543), (1924, 9732), (2433, 7696), (2886, 6488), (3244, 5772), (3848, 4866)]