20144955970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{283}}^1\times {\mathrm{24631}}^1$

素因数の和:24955

約数の個数: 48

約数和(自身を含む): 38657066688

約数和(自身を除く): 18512110718

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 283, 289, 566, 578, 1415, 1445, 2830, 2890, 4811, 9622, 24055, 24631, 48110, 49262, 81787, 123155, 163574, 246310, 408935, 418727, 817870, 837454, 2093635, 4187270, 6970573, 7118359, 13941146, 14236718, 34852865, 35591795, 69705730, 71183590, 118499741, 236999482, 592498705, 1184997410, 2014495597, 4028991194, 10072477985, 20144955970]

約数ペア:

[(1, 20144955970), (2, 10072477985), (5, 4028991194), (10, 2014495597), (17, 1184997410), (34, 592498705), (85, 236999482), (170, 118499741), (283, 71183590), (289, 69705730), (566, 35591795), (578, 34852865), (1415, 14236718), (1445, 13941146), (2830, 7118359), (2890, 6970573), (4811, 4187270), (9622, 2093635), (24055, 837454), (24631, 817870), (48110, 418727), (49262, 408935), (81787, 246310), (123155, 163574)]