19211072

素因数分解:

$2^6\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:487

約数の個数: 56

約数和(自身を含む): 41160192

約数和(自身を除く): 21949120

約数列:

[1, 2, 4, 8, 16, 23, 31, 32, 46, 62, 64, 92, 124, 184, 248, 368, 421, 496, 713, 736, 842, 992, 1426, 1472, 1684, 1984, 2852, 3368, 5704, 6736, 9683, 11408, 13051, 13472, 19366, 22816, 26102, 26944, 38732, 45632, 52204, 77464, 104408, 154928, 208816, 300173, 309856, 417632, 600346, 619712, 835264, 1200692, 2401384, 4802768, 9605536, 19211072]

約数ペア:

[(1, 19211072), (2, 9605536), (4, 4802768), (8, 2401384), (16, 1200692), (23, 835264), (31, 619712), (32, 600346), (46, 417632), (62, 309856), (64, 300173), (92, 208816), (124, 154928), (184, 104408), (248, 77464), (368, 52204), (421, 45632), (496, 38732), (713, 26944), (736, 26102), (842, 22816), (992, 19366), (1426, 13472), (1472, 13051), (1684, 11408), (1984, 9683), (2852, 6736), (3368, 5704)]