20173345872

素因数分解:

$2^4\times 3^1\times {\mathrm{71}}^1\times {\mathrm{2069}}^1\times {\mathrm{2861}}^1$

素因数の和:5012

約数の個数: 80

約数和(自身を含む): 52892507520

約数和(自身を除く): 32719161648

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 71, 142, 213, 284, 426, 568, 852, 1136, 1704, 2069, 2861, 3408, 4138, 5722, 6207, 8276, 8583, 11444, 12414, 16552, 17166, 22888, 24828, 33104, 34332, 45776, 49656, 68664, 99312, 137328, 146899, 203131, 293798, 406262, 440697, 587596, 609393, 812524, 881394, 1175192, 1218786, 1625048, 1762788, 2350384, 2437572, 3250096, 3525576, 4875144, 5919409, 7051152, 9750288, 11838818, 17758227, 23677636, 35516454, 47355272, 71032908, 94710544, 142065816, 284131632, 420278039, 840556078, 1260834117, 1681112156, 2521668234, 3362224312, 5043336468, 6724448624, 10086672936, 20173345872]

約数ペア:

[(1, 20173345872), (2, 10086672936), (3, 6724448624), (4, 5043336468), (6, 3362224312), (8, 2521668234), (12, 1681112156), (16, 1260834117), (24, 840556078), (48, 420278039), (71, 284131632), (142, 142065816), (213, 94710544), (284, 71032908), (426, 47355272), (568, 35516454), (852, 23677636), (1136, 17758227), (1704, 11838818), (2069, 9750288), (2861, 7051152), (3408, 5919409), (4138, 4875144), (5722, 3525576), (6207, 3250096), (8276, 2437572), (8583, 2350384), (11444, 1762788), (12414, 1625048), (16552, 1218786), (17166, 1175192), (22888, 881394), (24828, 812524), (33104, 609393), (34332, 587596), (45776, 440697), (49656, 406262), (68664, 293798), (99312, 203131), (137328, 146899)]