17879014780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{837817}}^1$

素因数の和:837934

約数の個数: 48

約数和(自身を含む): 41381506656

約数和(自身を除く): 23502491876

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 97, 110, 194, 220, 388, 485, 970, 1067, 1940, 2134, 4268, 5335, 10670, 21340, 837817, 1675634, 3351268, 4189085, 8378170, 9215987, 16756340, 18431974, 36863948, 46079935, 81268249, 92159870, 162536498, 184319740, 325072996, 406341245, 812682490, 893950739, 1625364980, 1787901478, 3575802956, 4469753695, 8939507390, 17879014780]

約数ペア:

[(1, 17879014780), (2, 8939507390), (4, 4469753695), (5, 3575802956), (10, 1787901478), (11, 1625364980), (20, 893950739), (22, 812682490), (44, 406341245), (55, 325072996), (97, 184319740), (110, 162536498), (194, 92159870), (220, 81268249), (388, 46079935), (485, 36863948), (970, 18431974), (1067, 16756340), (1940, 9215987), (2134, 8378170), (4268, 4189085), (5335, 3351268), (10670, 1675634), (21340, 837817)]