19427544256

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{487}}^1\times {\mathrm{20107}}^1$

素因数の和:20637

約数の個数: 56

約数和(自身を含む): 39878829056

約数和(自身を除く): 20451284800

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 487, 496, 974, 992, 1948, 1984, 3896, 7792, 15097, 15584, 20107, 30194, 31168, 40214, 60388, 80428, 120776, 160856, 241552, 321712, 483104, 623317, 643424, 966208, 1246634, 1286848, 2493268, 4986536, 9792109, 9973072, 19584218, 19946144, 39168436, 39892288, 78336872, 156673744, 303555379, 313347488, 607110758, 626694976, 1214221516, 2428443032, 4856886064, 9713772128, 19427544256]

約数ペア:

[(1, 19427544256), (2, 9713772128), (4, 4856886064), (8, 2428443032), (16, 1214221516), (31, 626694976), (32, 607110758), (62, 313347488), (64, 303555379), (124, 156673744), (248, 78336872), (487, 39892288), (496, 39168436), (974, 19946144), (992, 19584218), (1948, 9973072), (1984, 9792109), (3896, 4986536), (7792, 2493268), (15097, 1286848), (15584, 1246634), (20107, 966208), (30194, 643424), (31168, 623317), (40214, 483104), (60388, 321712), (80428, 241552), (120776, 160856)]