20178906072

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3403999}}^1$

素因数の和:3404040

約数の個数: 64

約数和(自身を含む): 57187200000

約数和(自身を除く): 37008293928

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 38, 39, 52, 57, 76, 78, 104, 114, 152, 156, 228, 247, 312, 456, 494, 741, 988, 1482, 1976, 2964, 5928, 3403999, 6807998, 10211997, 13615996, 20423994, 27231992, 40847988, 44251987, 64675981, 81695976, 88503974, 129351962, 132755961, 177007948, 194027943, 258703924, 265511922, 354015896, 388055886, 517407848, 531023844, 776111772, 840787753, 1062047688, 1552223544, 1681575506, 2522363259, 3363151012, 5044726518, 6726302024, 10089453036, 20178906072]

約数ペア:

[(1, 20178906072), (2, 10089453036), (3, 6726302024), (4, 5044726518), (6, 3363151012), (8, 2522363259), (12, 1681575506), (13, 1552223544), (19, 1062047688), (24, 840787753), (26, 776111772), (38, 531023844), (39, 517407848), (52, 388055886), (57, 354015896), (76, 265511922), (78, 258703924), (104, 194027943), (114, 177007948), (152, 132755961), (156, 129351962), (228, 88503974), (247, 81695976), (312, 64675981), (456, 44251987), (494, 40847988), (741, 27231992), (988, 20423994), (1482, 13615996), (1976, 10211997), (2964, 6807998), (5928, 3403999)]