18622812

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:203

約数の個数: 96

約数和(自身を含む): 50552320

約数和(自身を除く): 31929508

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 61, 76, 78, 103, 114, 122, 156, 183, 206, 228, 244, 247, 309, 366, 412, 494, 618, 732, 741, 793, 988, 1159, 1236, 1339, 1482, 1586, 1957, 2318, 2379, 2678, 2964, 3172, 3477, 3914, 4017, 4636, 4758, 5356, 5871, 6283, 6954, 7828, 8034, 9516, 11742, 12566, 13908, 15067, 16068, 18849, 23484, 25132, 25441, 30134, 37698, 45201, 50882, 60268, 75396, 76323, 81679, 90402, 101764, 119377, 152646, 163358, 180804, 238754, 245037, 305292, 326716, 358131, 477508, 490074, 716262, 980148, 1432524, 1551901, 3103802, 4655703, 6207604, 9311406, 18622812]

約数ペア:

[(1, 18622812), (2, 9311406), (3, 6207604), (4, 4655703), (6, 3103802), (12, 1551901), (13, 1432524), (19, 980148), (26, 716262), (38, 490074), (39, 477508), (52, 358131), (57, 326716), (61, 305292), (76, 245037), (78, 238754), (103, 180804), (114, 163358), (122, 152646), (156, 119377), (183, 101764), (206, 90402), (228, 81679), (244, 76323), (247, 75396), (309, 60268), (366, 50882), (412, 45201), (494, 37698), (618, 30134), (732, 25441), (741, 25132), (793, 23484), (988, 18849), (1159, 16068), (1236, 15067), (1339, 13908), (1482, 12566), (1586, 11742), (1957, 9516), (2318, 8034), (2379, 7828), (2678, 6954), (2964, 6283), (3172, 5871), (3477, 5356), (3914, 4758), (4017, 4636)]