19657704

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3919}}^1$

素因数の和:3958

約数の個数: 64

約数和(自身を含む): 56448000

約数和(自身を除く): 36790296

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 19, 22, 24, 33, 38, 44, 57, 66, 76, 88, 114, 132, 152, 209, 228, 264, 418, 456, 627, 836, 1254, 1672, 2508, 3919, 5016, 7838, 11757, 15676, 23514, 31352, 43109, 47028, 74461, 86218, 94056, 129327, 148922, 172436, 223383, 258654, 297844, 344872, 446766, 517308, 595688, 819071, 893532, 1034616, 1638142, 1787064, 2457213, 3276284, 4914426, 6552568, 9828852, 19657704]

約数ペア:

[(1, 19657704), (2, 9828852), (3, 6552568), (4, 4914426), (6, 3276284), (8, 2457213), (11, 1787064), (12, 1638142), (19, 1034616), (22, 893532), (24, 819071), (33, 595688), (38, 517308), (44, 446766), (57, 344872), (66, 297844), (76, 258654), (88, 223383), (114, 172436), (132, 148922), (152, 129327), (209, 94056), (228, 86218), (264, 74461), (418, 47028), (456, 43109), (627, 31352), (836, 23514), (1254, 15676), (1672, 11757), (2508, 7838), (3919, 5016)]