13019285968

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{647}}^1\times {\mathrm{1087}}^1$

素因数の和:1844

約数の個数: 80

約数和(自身を含む): 27538237440

約数和(自身を除く): 14518951472

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 89, 104, 178, 208, 356, 647, 712, 1087, 1157, 1294, 1424, 2174, 2314, 2588, 4348, 4628, 5176, 8411, 8696, 9256, 10352, 14131, 16822, 17392, 18512, 28262, 33644, 56524, 57583, 67288, 96743, 113048, 115166, 134576, 193486, 226096, 230332, 386972, 460664, 703289, 748579, 773944, 921328, 1257659, 1406578, 1497158, 1547888, 2515318, 2813156, 2994316, 5030636, 5626312, 5988632, 9142757, 10061272, 11252624, 11977264, 18285514, 20122544, 36571028, 62592721, 73142056, 125185442, 146284112, 250370884, 500741768, 813705373, 1001483536, 1627410746, 3254821492, 6509642984, 13019285968]

約数ペア:

[(1, 13019285968), (2, 6509642984), (4, 3254821492), (8, 1627410746), (13, 1001483536), (16, 813705373), (26, 500741768), (52, 250370884), (89, 146284112), (104, 125185442), (178, 73142056), (208, 62592721), (356, 36571028), (647, 20122544), (712, 18285514), (1087, 11977264), (1157, 11252624), (1294, 10061272), (1424, 9142757), (2174, 5988632), (2314, 5626312), (2588, 5030636), (4348, 2994316), (4628, 2813156), (5176, 2515318), (8411, 1547888), (8696, 1497158), (9256, 1406578), (10352, 1257659), (14131, 921328), (16822, 773944), (17392, 748579), (18512, 703289), (28262, 460664), (33644, 386972), (56524, 230332), (57583, 226096), (67288, 193486), (96743, 134576), (113048, 115166)]