204519028

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{235621}}^1$

素因数の和:235663

約数の個数: 24

約数和(自身を含む): 422234624

約数和(自身を除く): 217715596

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 235621, 471242, 942484, 1649347, 3298694, 6597388, 7304251, 14608502, 29217004, 51129757, 102259514, 204519028]

約数ペア:

[(1, 204519028), (2, 102259514), (4, 51129757), (7, 29217004), (14, 14608502), (28, 7304251), (31, 6597388), (62, 3298694), (124, 1649347), (217, 942484), (434, 471242), (868, 235621)]