163984288

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20747}}^1$

素因数の和:20789

約数の個数: 48

約数和(自身を含む): 365994720

約数和(自身を除く): 202010432

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 104, 152, 208, 247, 304, 416, 494, 608, 988, 1976, 3952, 7904, 20747, 41494, 82988, 165976, 269711, 331952, 394193, 539422, 663904, 788386, 1078844, 1576772, 2157688, 3153544, 4315376, 5124509, 6307088, 8630752, 10249018, 12614176, 20498036, 40996072, 81992144, 163984288]

約数ペア:

[(1, 163984288), (2, 81992144), (4, 40996072), (8, 20498036), (13, 12614176), (16, 10249018), (19, 8630752), (26, 6307088), (32, 5124509), (38, 4315376), (52, 3153544), (76, 2157688), (104, 1576772), (152, 1078844), (208, 788386), (247, 663904), (304, 539422), (416, 394193), (494, 331952), (608, 269711), (988, 165976), (1976, 82988), (3952, 41494), (7904, 20747)]