18331872

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{397}}^1$

素因数の和:460

約数の個数: 96

約数和(自身を含む): 53357472

約数和(自身を除く): 35025600

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 37, 39, 48, 52, 74, 78, 96, 104, 111, 148, 156, 208, 222, 296, 312, 397, 416, 444, 481, 592, 624, 794, 888, 962, 1184, 1191, 1248, 1443, 1588, 1776, 1924, 2382, 2886, 3176, 3552, 3848, 4764, 5161, 5772, 6352, 7696, 9528, 10322, 11544, 12704, 14689, 15392, 15483, 19056, 20644, 23088, 29378, 30966, 38112, 41288, 44067, 46176, 58756, 61932, 82576, 88134, 117512, 123864, 165152, 176268, 190957, 235024, 247728, 352536, 381914, 470048, 495456, 572871, 705072, 763828, 1145742, 1410144, 1527656, 2291484, 3055312, 4582968, 6110624, 9165936, 18331872]

約数ペア:

[(1, 18331872), (2, 9165936), (3, 6110624), (4, 4582968), (6, 3055312), (8, 2291484), (12, 1527656), (13, 1410144), (16, 1145742), (24, 763828), (26, 705072), (32, 572871), (37, 495456), (39, 470048), (48, 381914), (52, 352536), (74, 247728), (78, 235024), (96, 190957), (104, 176268), (111, 165152), (148, 123864), (156, 117512), (208, 88134), (222, 82576), (296, 61932), (312, 58756), (397, 46176), (416, 44067), (444, 41288), (481, 38112), (592, 30966), (624, 29378), (794, 23088), (888, 20644), (962, 19056), (1184, 15483), (1191, 15392), (1248, 14689), (1443, 12704), (1588, 11544), (1776, 10322), (1924, 9528), (2382, 7696), (2886, 6352), (3176, 5772), (3552, 5161), (3848, 4764)]