18992867178

素因数分解:

$2^1\times 3^1\times {\mathrm{89}}^1\times {\mathrm{641}}^1\times {\mathrm{55487}}^1$

素因数の和:56222

約数の個数: 32

約数和(自身を含む): 38473159680

約数和(自身を除く): 19480292502

約数列:

[1, 2, 3, 6, 89, 178, 267, 534, 641, 1282, 1923, 3846, 55487, 57049, 110974, 114098, 166461, 171147, 332922, 342294, 4938343, 9876686, 14815029, 29630058, 35567167, 71134334, 106701501, 213403002, 3165477863, 6330955726, 9496433589, 18992867178]

約数ペア:

[(1, 18992867178), (2, 9496433589), (3, 6330955726), (6, 3165477863), (89, 213403002), (178, 106701501), (267, 71134334), (534, 35567167), (641, 29630058), (1282, 14815029), (1923, 9876686), (3846, 4938343), (55487, 342294), (57049, 332922), (110974, 171147), (114098, 166461)]