18726344

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{887}}^1$

素因数の和:942

約数の個数: 64

約数和(自身を含む): 44755200

約数和(自身を除く): 26028856

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 29, 52, 56, 58, 91, 104, 116, 182, 203, 232, 364, 377, 406, 728, 754, 812, 887, 1508, 1624, 1774, 2639, 3016, 3548, 5278, 6209, 7096, 10556, 11531, 12418, 21112, 23062, 24836, 25723, 46124, 49672, 51446, 80717, 92248, 102892, 161434, 180061, 205784, 322868, 334399, 360122, 645736, 668798, 720244, 1337596, 1440488, 2340793, 2675192, 4681586, 9363172, 18726344]

約数ペア:

[(1, 18726344), (2, 9363172), (4, 4681586), (7, 2675192), (8, 2340793), (13, 1440488), (14, 1337596), (26, 720244), (28, 668798), (29, 645736), (52, 360122), (56, 334399), (58, 322868), (91, 205784), (104, 180061), (116, 161434), (182, 102892), (203, 92248), (232, 80717), (364, 51446), (377, 49672), (406, 46124), (728, 25723), (754, 24836), (812, 23062), (887, 21112), (1508, 12418), (1624, 11531), (1774, 10556), (2639, 7096), (3016, 6209), (3548, 5278)]