19419888

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^2\times {\mathrm{421}}^1$

素因数の和:494

約数の個数: 60

約数和(自身を含む): 51961704

約数和(自身を除く): 32541816

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 186, 248, 372, 421, 496, 744, 842, 961, 1263, 1488, 1684, 1922, 2526, 2883, 3368, 3844, 5052, 5766, 6736, 7688, 10104, 11532, 13051, 15376, 20208, 23064, 26102, 39153, 46128, 52204, 78306, 104408, 156612, 208816, 313224, 404581, 626448, 809162, 1213743, 1618324, 2427486, 3236648, 4854972, 6473296, 9709944, 19419888]

約数ペア:

[(1, 19419888), (2, 9709944), (3, 6473296), (4, 4854972), (6, 3236648), (8, 2427486), (12, 1618324), (16, 1213743), (24, 809162), (31, 626448), (48, 404581), (62, 313224), (93, 208816), (124, 156612), (186, 104408), (248, 78306), (372, 52204), (421, 46128), (496, 39153), (744, 26102), (842, 23064), (961, 20208), (1263, 15376), (1488, 13051), (1684, 11532), (1922, 10104), (2526, 7688), (2883, 6736), (3368, 5766), (3844, 5052)]