16661892

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{127}}^1$

素因数の和:205

約数の個数: 72

約数和(自身を含む): 43703296

約数和(自身を除く): 27041404

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 29, 39, 52, 58, 78, 87, 116, 127, 156, 174, 254, 348, 377, 381, 508, 754, 762, 841, 1131, 1508, 1524, 1651, 1682, 2262, 2523, 3302, 3364, 3683, 4524, 4953, 5046, 6604, 7366, 9906, 10092, 10933, 11049, 14732, 19812, 21866, 22098, 32799, 43732, 44196, 47879, 65598, 95758, 106807, 131196, 143637, 191516, 213614, 287274, 320421, 427228, 574548, 640842, 1281684, 1388491, 2776982, 4165473, 5553964, 8330946, 16661892]

約数ペア:

[(1, 16661892), (2, 8330946), (3, 5553964), (4, 4165473), (6, 2776982), (12, 1388491), (13, 1281684), (26, 640842), (29, 574548), (39, 427228), (52, 320421), (58, 287274), (78, 213614), (87, 191516), (116, 143637), (127, 131196), (156, 106807), (174, 95758), (254, 65598), (348, 47879), (377, 44196), (381, 43732), (508, 32799), (754, 22098), (762, 21866), (841, 19812), (1131, 14732), (1508, 11049), (1524, 10933), (1651, 10092), (1682, 9906), (2262, 7366), (2523, 6604), (3302, 5046), (3364, 4953), (3683, 4524)]