20183178860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19373}}^1\times {\mathrm{4007}}^1$

素因数の和:23402

約数の個数: 48

約数和(自身を含む): 45658783296

約数和(自身を除く): 25475604436

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 4007, 8014, 16028, 19373, 20035, 38746, 40070, 52091, 77492, 80140, 96865, 104182, 193730, 208364, 251849, 260455, 387460, 503698, 520910, 1007396, 1041820, 1259245, 2518490, 5036980, 77627611, 155255222, 310510444, 388138055, 776276110, 1009158943, 1552552220, 2018317886, 4036635772, 5045794715, 10091589430, 20183178860]

約数ペア:

[(1, 20183178860), (2, 10091589430), (4, 5045794715), (5, 4036635772), (10, 2018317886), (13, 1552552220), (20, 1009158943), (26, 776276110), (52, 388138055), (65, 310510444), (130, 155255222), (260, 77627611), (4007, 5036980), (8014, 2518490), (16028, 1259245), (19373, 1041820), (20035, 1007396), (38746, 520910), (40070, 503698), (52091, 387460), (77492, 260455), (80140, 251849), (96865, 208364), (104182, 193730)]