3980156176

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{631}}^1\times {\mathrm{20749}}^1$

素因数の和:21407

約数の個数: 40

約数和(自身を含む): 8130680000

約数和(自身を除く): 4150523824

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 631, 1262, 2524, 5048, 10096, 11989, 20749, 23978, 41498, 47956, 82996, 95912, 165992, 191824, 331984, 394231, 788462, 1576924, 3153848, 6307696, 13092619, 26185238, 52370476, 104740952, 209481904, 248759761, 497519522, 995039044, 1990078088, 3980156176]

約数ペア:

[(1, 3980156176), (2, 1990078088), (4, 995039044), (8, 497519522), (16, 248759761), (19, 209481904), (38, 104740952), (76, 52370476), (152, 26185238), (304, 13092619), (631, 6307696), (1262, 3153848), (2524, 1576924), (5048, 788462), (10096, 394231), (11989, 331984), (20749, 191824), (23978, 165992), (41498, 95912), (47956, 82996)]