20877109428

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{5209}}^1\times {\mathrm{47713}}^1$

素因数の和:52936

約数の個数: 48

約数和(自身を含む): 55684146560

約数和(自身を除く): 34807037132

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 5209, 10418, 15627, 20836, 31254, 36463, 47713, 62508, 72926, 95426, 109389, 143139, 145852, 190852, 218778, 286278, 333991, 437556, 572556, 667982, 1001973, 1335964, 2003946, 4007892, 248537017, 497074034, 745611051, 994148068, 1491222102, 1739759119, 2982444204, 3479518238, 5219277357, 6959036476, 10438554714, 20877109428]

約数ペア:

[(1, 20877109428), (2, 10438554714), (3, 6959036476), (4, 5219277357), (6, 3479518238), (7, 2982444204), (12, 1739759119), (14, 1491222102), (21, 994148068), (28, 745611051), (42, 497074034), (84, 248537017), (5209, 4007892), (10418, 2003946), (15627, 1335964), (20836, 1001973), (31254, 667982), (36463, 572556), (47713, 437556), (62508, 333991), (72926, 286278), (95426, 218778), (109389, 190852), (143139, 145852)]