1915888

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1$

素因数の和:233

約数の個数: 40

約数和(自身を含む): 4090016

約数和(自身を除く): 2174128

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 61, 104, 122, 151, 208, 244, 302, 488, 604, 793, 976, 1208, 1586, 1963, 2416, 3172, 3926, 6344, 7852, 9211, 12688, 15704, 18422, 31408, 36844, 73688, 119743, 147376, 239486, 478972, 957944, 1915888]

約数ペア:

[(1, 1915888), (2, 957944), (4, 478972), (8, 239486), (13, 147376), (16, 119743), (26, 73688), (52, 36844), (61, 31408), (104, 18422), (122, 15704), (151, 12688), (208, 9211), (244, 7852), (302, 6344), (488, 3926), (604, 3172), (793, 2416), (976, 1963), (1208, 1586)]