18138036

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{283}}^1$

素因数の和:413

約数の個数: 72

約数和(自身を含む): 49859040

約数和(自身を除く): 31721004

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 109, 147, 196, 218, 283, 294, 327, 436, 566, 588, 654, 763, 849, 1132, 1308, 1526, 1698, 1981, 2289, 3052, 3396, 3962, 4578, 5341, 5943, 7924, 9156, 10682, 11886, 13867, 16023, 21364, 23772, 27734, 30847, 32046, 41601, 55468, 61694, 64092, 83202, 92541, 123388, 166404, 185082, 215929, 370164, 431858, 647787, 863716, 1295574, 1511503, 2591148, 3023006, 4534509, 6046012, 9069018, 18138036]

約数ペア:

[(1, 18138036), (2, 9069018), (3, 6046012), (4, 4534509), (6, 3023006), (7, 2591148), (12, 1511503), (14, 1295574), (21, 863716), (28, 647787), (42, 431858), (49, 370164), (84, 215929), (98, 185082), (109, 166404), (147, 123388), (196, 92541), (218, 83202), (283, 64092), (294, 61694), (327, 55468), (436, 41601), (566, 32046), (588, 30847), (654, 27734), (763, 23772), (849, 21364), (1132, 16023), (1308, 13867), (1526, 11886), (1698, 10682), (1981, 9156), (2289, 7924), (3052, 5943), (3396, 5341), (3962, 4578)]