20723508494

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{8191}}^1$

素因数の和:8353

約数の個数: 64

約数和(自身を含む): 35848716288

約数和(自身を除く): 15125207794

約数列:

[1, 2, 13, 26, 31, 43, 62, 73, 86, 146, 403, 559, 806, 949, 1118, 1333, 1898, 2263, 2666, 3139, 4526, 6278, 8191, 16382, 17329, 29419, 34658, 40807, 58838, 81614, 97309, 106483, 194618, 212966, 253921, 352213, 507842, 597943, 704426, 1195886, 1265017, 2530034, 3300973, 4578769, 6601946, 7773259, 9157538, 10918603, 15546518, 18536233, 21837206, 25711549, 37072466, 51423098, 141941839, 240971029, 283883678, 334250137, 481942058, 668500274, 797058019, 1594116038, 10361754247, 20723508494]

約数ペア:

[(1, 20723508494), (2, 10361754247), (13, 1594116038), (26, 797058019), (31, 668500274), (43, 481942058), (62, 334250137), (73, 283883678), (86, 240971029), (146, 141941839), (403, 51423098), (559, 37072466), (806, 25711549), (949, 21837206), (1118, 18536233), (1333, 15546518), (1898, 10918603), (2263, 9157538), (2666, 7773259), (3139, 6601946), (4526, 4578769), (6278, 3300973), (8191, 2530034), (16382, 1265017), (17329, 1195886), (29419, 704426), (34658, 597943), (40807, 507842), (58838, 352213), (81614, 253921), (97309, 212966), (106483, 194618)]