19640236

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1$

素因数の和:92

約数の個数: 96

約数和(自身を含む): 47222784

約数和(自身を除く): 27582548

約数列:

[1, 2, 4, 7, 11, 14, 17, 22, 28, 31, 34, 44, 62, 68, 77, 119, 121, 124, 154, 187, 217, 238, 242, 308, 341, 374, 434, 476, 484, 527, 682, 748, 847, 868, 1054, 1309, 1331, 1364, 1694, 2057, 2108, 2387, 2618, 2662, 3388, 3689, 3751, 4114, 4774, 5236, 5324, 5797, 7378, 7502, 8228, 9317, 9548, 11594, 14399, 14756, 15004, 18634, 22627, 23188, 26257, 28798, 37268, 40579, 41261, 45254, 52514, 57596, 63767, 81158, 82522, 90508, 105028, 127534, 158389, 162316, 165044, 255068, 288827, 316778, 446369, 577654, 633556, 701437, 892738, 1155308, 1402874, 1785476, 2805748, 4910059, 9820118, 19640236]

約数ペア:

[(1, 19640236), (2, 9820118), (4, 4910059), (7, 2805748), (11, 1785476), (14, 1402874), (17, 1155308), (22, 892738), (28, 701437), (31, 633556), (34, 577654), (44, 446369), (62, 316778), (68, 288827), (77, 255068), (119, 165044), (121, 162316), (124, 158389), (154, 127534), (187, 105028), (217, 90508), (238, 82522), (242, 81158), (308, 63767), (341, 57596), (374, 52514), (434, 45254), (476, 41261), (484, 40579), (527, 37268), (682, 28798), (748, 26257), (847, 23188), (868, 22627), (1054, 18634), (1309, 15004), (1331, 14756), (1364, 14399), (1694, 11594), (2057, 9548), (2108, 9317), (2387, 8228), (2618, 7502), (2662, 7378), (3388, 5797), (3689, 5324), (3751, 5236), (4114, 4774)]