1801696

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:155

約数の個数: 48

約数和(自身を含む): 3937248

約数和(自身を除く): 2135552

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 61, 71, 104, 122, 142, 208, 244, 284, 416, 488, 568, 793, 923, 976, 1136, 1586, 1846, 1952, 2272, 3172, 3692, 4331, 6344, 7384, 8662, 12688, 14768, 17324, 25376, 29536, 34648, 56303, 69296, 112606, 138592, 225212, 450424, 900848, 1801696]

約数ペア:

[(1, 1801696), (2, 900848), (4, 450424), (8, 225212), (13, 138592), (16, 112606), (26, 69296), (32, 56303), (52, 34648), (61, 29536), (71, 25376), (104, 17324), (122, 14768), (142, 12688), (208, 8662), (244, 7384), (284, 6344), (416, 4331), (488, 3692), (568, 3172), (793, 2272), (923, 1952), (976, 1846), (1136, 1586)]