18347264

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:215

約数の個数: 72

約数和(自身を含む): 40777800

約数和(自身を除く): 22430536

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 37, 52, 64, 74, 104, 128, 148, 149, 208, 256, 296, 298, 416, 481, 592, 596, 832, 962, 1184, 1192, 1664, 1924, 1937, 2368, 2384, 3328, 3848, 3874, 4736, 4768, 5513, 7696, 7748, 9472, 9536, 11026, 15392, 15496, 19072, 22052, 30784, 30992, 38144, 44104, 61568, 61984, 71669, 88208, 123136, 123968, 143338, 176416, 247936, 286676, 352832, 495872, 573352, 705664, 1146704, 1411328, 2293408, 4586816, 9173632, 18347264]

約数ペア:

[(1, 18347264), (2, 9173632), (4, 4586816), (8, 2293408), (13, 1411328), (16, 1146704), (26, 705664), (32, 573352), (37, 495872), (52, 352832), (64, 286676), (74, 247936), (104, 176416), (128, 143338), (148, 123968), (149, 123136), (208, 88208), (256, 71669), (296, 61984), (298, 61568), (416, 44104), (481, 38144), (592, 30992), (596, 30784), (832, 22052), (962, 19072), (1184, 15496), (1192, 15392), (1664, 11026), (1924, 9536), (1937, 9472), (2368, 7748), (2384, 7696), (3328, 5513), (3848, 4768), (3874, 4736)]