18493488

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:156

約数の個数: 160

約数和(自身を含む): 59371200

約数和(自身を除く): 40877712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 37, 39, 48, 52, 54, 72, 74, 78, 89, 104, 108, 111, 117, 144, 148, 156, 178, 208, 216, 222, 234, 267, 296, 312, 333, 351, 356, 432, 444, 468, 481, 534, 592, 624, 666, 702, 712, 801, 888, 936, 962, 999, 1068, 1157, 1332, 1404, 1424, 1443, 1602, 1776, 1872, 1924, 1998, 2136, 2314, 2403, 2664, 2808, 2886, 3204, 3293, 3471, 3848, 3996, 4272, 4329, 4628, 4806, 5328, 5616, 5772, 6408, 6586, 6942, 7696, 7992, 8658, 9256, 9612, 9879, 10413, 11544, 12816, 12987, 13172, 13884, 15984, 17316, 18512, 19224, 19758, 20826, 23088, 25974, 26344, 27768, 29637, 31239, 34632, 38448, 39516, 41652, 42809, 51948, 52688, 55536, 59274, 62478, 69264, 79032, 83304, 85618, 88911, 103896, 118548, 124956, 128427, 158064, 166608, 171236, 177822, 207792, 237096, 249912, 256854, 342472, 355644, 385281, 474192, 499824, 513708, 684944, 711288, 770562, 1027416, 1155843, 1422576, 1541124, 2054832, 2311686, 3082248, 4623372, 6164496, 9246744, 18493488]

約数ペア:

[(1, 18493488), (2, 9246744), (3, 6164496), (4, 4623372), (6, 3082248), (8, 2311686), (9, 2054832), (12, 1541124), (13, 1422576), (16, 1155843), (18, 1027416), (24, 770562), (26, 711288), (27, 684944), (36, 513708), (37, 499824), (39, 474192), (48, 385281), (52, 355644), (54, 342472), (72, 256854), (74, 249912), (78, 237096), (89, 207792), (104, 177822), (108, 171236), (111, 166608), (117, 158064), (144, 128427), (148, 124956), (156, 118548), (178, 103896), (208, 88911), (216, 85618), (222, 83304), (234, 79032), (267, 69264), (296, 62478), (312, 59274), (333, 55536), (351, 52688), (356, 51948), (432, 42809), (444, 41652), (468, 39516), (481, 38448), (534, 34632), (592, 31239), (624, 29637), (666, 27768), (702, 26344), (712, 25974), (801, 23088), (888, 20826), (936, 19758), (962, 19224), (999, 18512), (1068, 17316), (1157, 15984), (1332, 13884), (1404, 13172), (1424, 12987), (1443, 12816), (1602, 11544), (1776, 10413), (1872, 9879), (1924, 9612), (1998, 9256), (2136, 8658), (2314, 7992), (2403, 7696), (2664, 6942), (2808, 6586), (2886, 6408), (3204, 5772), (3293, 5616), (3471, 5328), (3848, 4806), (3996, 4628), (4272, 4329)]