20130378674

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{8243}}^1$

素因数の和:8631

約数の個数: 64

約数和(自身を含む): 37836398592

約数和(自身を除く): 17706019918

約数列:

[1, 2, 7, 14, 17, 31, 34, 62, 119, 217, 238, 331, 434, 527, 662, 1054, 2317, 3689, 4634, 5627, 7378, 8243, 10261, 11254, 16486, 20522, 39389, 57701, 71827, 78778, 115402, 140131, 143654, 174437, 255533, 280262, 348874, 511066, 980917, 1221059, 1788731, 1961834, 2442118, 2728433, 3577462, 4344061, 5456866, 8688122, 19099031, 30408427, 38198062, 46383361, 60816854, 84581423, 92766722, 169162846, 324683527, 592069961, 649367054, 1184139922, 1437884191, 2875768382, 10065189337, 20130378674]

約数ペア:

[(1, 20130378674), (2, 10065189337), (7, 2875768382), (14, 1437884191), (17, 1184139922), (31, 649367054), (34, 592069961), (62, 324683527), (119, 169162846), (217, 92766722), (238, 84581423), (331, 60816854), (434, 46383361), (527, 38198062), (662, 30408427), (1054, 19099031), (2317, 8688122), (3689, 5456866), (4634, 4344061), (5627, 3577462), (7378, 2728433), (8243, 2442118), (10261, 1961834), (11254, 1788731), (16486, 1221059), (20522, 980917), (39389, 511066), (57701, 348874), (71827, 280262), (78778, 255533), (115402, 174437), (140131, 143654)]