20161392964

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{271}}^1\times {\mathrm{11279}}^1$

素因数の和:11668

約数の個数: 48

約数和(自身を含む): 37885639680

約数和(自身を除く): 17724246716

約数列:

[1, 2, 4, 17, 34, 68, 97, 194, 271, 388, 542, 1084, 1649, 3298, 4607, 6596, 9214, 11279, 18428, 22558, 26287, 45116, 52574, 105148, 191743, 383486, 446879, 766972, 893758, 1094063, 1787516, 2188126, 3056609, 4376252, 6113218, 12226436, 18599071, 37198142, 51962353, 74396284, 103924706, 207849412, 296491073, 592982146, 1185964292, 5040348241, 10080696482, 20161392964]

約数ペア:

[(1, 20161392964), (2, 10080696482), (4, 5040348241), (17, 1185964292), (34, 592982146), (68, 296491073), (97, 207849412), (194, 103924706), (271, 74396284), (388, 51962353), (542, 37198142), (1084, 18599071), (1649, 12226436), (3298, 6113218), (4607, 4376252), (6596, 3056609), (9214, 2188126), (11279, 1787516), (18428, 1094063), (22558, 893758), (26287, 766972), (45116, 446879), (52574, 383486), (105148, 191743)]