2013220088

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{19739}}^1$

素因数の和:19836

約数の個数: 64

約数和(自身を含む): 4405968000

約数和(自身を除く): 2392747912

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 61, 76, 88, 122, 152, 209, 244, 418, 488, 671, 836, 1159, 1342, 1672, 2318, 2684, 4636, 5368, 9272, 12749, 19739, 25498, 39478, 50996, 78956, 101992, 157912, 217129, 375041, 434258, 750082, 868516, 1204079, 1500164, 1737032, 2408158, 3000328, 4125451, 4816316, 8250902, 9632632, 13244869, 16501804, 22877501, 26489738, 33003608, 45755002, 52979476, 91510004, 105958952, 183020008, 251652511, 503305022, 1006610044, 2013220088]

約数ペア:

[(1, 2013220088), (2, 1006610044), (4, 503305022), (8, 251652511), (11, 183020008), (19, 105958952), (22, 91510004), (38, 52979476), (44, 45755002), (61, 33003608), (76, 26489738), (88, 22877501), (122, 16501804), (152, 13244869), (209, 9632632), (244, 8250902), (418, 4816316), (488, 4125451), (671, 3000328), (836, 2408158), (1159, 1737032), (1342, 1500164), (1672, 1204079), (2318, 868516), (2684, 750082), (4636, 434258), (5368, 375041), (9272, 217129), (12749, 157912), (19739, 101992), (25498, 78956), (39478, 50996)]