20291224876

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{563}}^1\times {\mathrm{36479}}^1$

素因数の和:37078

約数の個数: 48

約数和(自身を含む): 40326451200

約数和(自身を除く): 20035226324

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 563, 988, 1126, 2252, 7319, 10697, 14638, 21394, 29276, 36479, 42788, 72958, 139061, 145916, 278122, 474227, 556244, 693101, 948454, 1386202, 1896908, 2772404, 9010313, 18020626, 20537677, 36041252, 41075354, 82150708, 266989801, 390215863, 533979602, 780431726, 1067959204, 1560863452, 5072806219, 10145612438, 20291224876]

約数ペア:

[(1, 20291224876), (2, 10145612438), (4, 5072806219), (13, 1560863452), (19, 1067959204), (26, 780431726), (38, 533979602), (52, 390215863), (76, 266989801), (247, 82150708), (494, 41075354), (563, 36041252), (988, 20537677), (1126, 18020626), (2252, 9010313), (7319, 2772404), (10697, 1896908), (14638, 1386202), (21394, 948454), (29276, 693101), (36479, 556244), (42788, 474227), (72958, 278122), (139061, 145916)]