19821048

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1$

素因数の和:177

約数の個数: 128

約数和(自身を含む): 58605120

約数和(自身を除く): 38784072

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 17, 24, 26, 34, 37, 39, 51, 52, 68, 74, 78, 101, 102, 104, 111, 136, 148, 156, 202, 204, 221, 222, 296, 303, 312, 404, 408, 442, 444, 481, 606, 629, 663, 808, 884, 888, 962, 1212, 1258, 1313, 1326, 1443, 1717, 1768, 1887, 1924, 2424, 2516, 2626, 2652, 2886, 3434, 3737, 3774, 3848, 3939, 5032, 5151, 5252, 5304, 5772, 6868, 7474, 7548, 7878, 8177, 10302, 10504, 11211, 11544, 13736, 14948, 15096, 15756, 16354, 20604, 22321, 22422, 24531, 29896, 31512, 32708, 41208, 44642, 44844, 48581, 49062, 63529, 65416, 66963, 89284, 89688, 97162, 98124, 127058, 133926, 145743, 178568, 190587, 194324, 196248, 254116, 267852, 291486, 381174, 388648, 508232, 535704, 582972, 762348, 825877, 1165944, 1524696, 1651754, 2477631, 3303508, 4955262, 6607016, 9910524, 19821048]

約数ペア:

[(1, 19821048), (2, 9910524), (3, 6607016), (4, 4955262), (6, 3303508), (8, 2477631), (12, 1651754), (13, 1524696), (17, 1165944), (24, 825877), (26, 762348), (34, 582972), (37, 535704), (39, 508232), (51, 388648), (52, 381174), (68, 291486), (74, 267852), (78, 254116), (101, 196248), (102, 194324), (104, 190587), (111, 178568), (136, 145743), (148, 133926), (156, 127058), (202, 98124), (204, 97162), (221, 89688), (222, 89284), (296, 66963), (303, 65416), (312, 63529), (404, 49062), (408, 48581), (442, 44844), (444, 44642), (481, 41208), (606, 32708), (629, 31512), (663, 29896), (808, 24531), (884, 22422), (888, 22321), (962, 20604), (1212, 16354), (1258, 15756), (1313, 15096), (1326, 14948), (1443, 13736), (1717, 11544), (1768, 11211), (1887, 10504), (1924, 10302), (2424, 8177), (2516, 7878), (2626, 7548), (2652, 7474), (2886, 6868), (3434, 5772), (3737, 5304), (3774, 5252), (3848, 5151), (3939, 5032)]