1813551584

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{140629}}^1$

素因数の和:140683

約数の個数: 48

約数和(自身を含む): 3969141120

約数和(自身を除く): 2155589536

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 104, 124, 208, 248, 403, 416, 496, 806, 992, 1612, 3224, 6448, 12896, 140629, 281258, 562516, 1125032, 1828177, 2250064, 3656354, 4359499, 4500128, 7312708, 8718998, 14625416, 17437996, 29250832, 34875992, 56673487, 58501664, 69751984, 113346974, 139503968, 226693948, 453387896, 906775792, 1813551584]

約数ペア:

[(1, 1813551584), (2, 906775792), (4, 453387896), (8, 226693948), (13, 139503968), (16, 113346974), (26, 69751984), (31, 58501664), (32, 56673487), (52, 34875992), (62, 29250832), (104, 17437996), (124, 14625416), (208, 8718998), (248, 7312708), (403, 4500128), (416, 4359499), (496, 3656354), (806, 2250064), (992, 1828177), (1612, 1125032), (3224, 562516), (6448, 281258), (12896, 140629)]