20097730228

素因数分解:

$2^2\times {\mathrm{101}}^1\times {\mathrm{131}}^1\times {\mathrm{401}}^1\times {\mathrm{947}}^1$

素因数の和:1584

約数の個数: 48

約数和(自身を含む): 35917535808

約数和(自身を除く): 15819805580

約数列:

[1, 2, 4, 101, 131, 202, 262, 401, 404, 524, 802, 947, 1604, 1894, 3788, 13231, 26462, 40501, 52531, 52924, 81002, 95647, 105062, 124057, 162004, 191294, 210124, 248114, 379747, 382588, 496228, 759494, 1518988, 5305631, 10611262, 12529757, 21222524, 25059514, 38354447, 49746857, 50119028, 76708894, 99493714, 153417788, 198987428, 5024432557, 10048865114, 20097730228]

約数ペア:

[(1, 20097730228), (2, 10048865114), (4, 5024432557), (101, 198987428), (131, 153417788), (202, 99493714), (262, 76708894), (401, 50119028), (404, 49746857), (524, 38354447), (802, 25059514), (947, 21222524), (1604, 12529757), (1894, 10611262), (3788, 5305631), (13231, 1518988), (26462, 759494), (40501, 496228), (52531, 382588), (52924, 379747), (81002, 248114), (95647, 210124), (105062, 191294), (124057, 162004)]