18425638

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:253

約数の個数: 48

約数和(自身を含む): 35431200

約数和(自身を除く): 17005562

約数列:

[1, 2, 7, 11, 14, 22, 73, 77, 121, 146, 149, 154, 242, 298, 511, 803, 847, 1022, 1043, 1606, 1639, 1694, 2086, 3278, 5621, 8833, 10877, 11242, 11473, 17666, 18029, 21754, 22946, 36058, 61831, 76139, 119647, 123662, 126203, 152278, 239294, 252406, 837529, 1316117, 1675058, 2632234, 9212819, 18425638]

約数ペア:

[(1, 18425638), (2, 9212819), (7, 2632234), (11, 1675058), (14, 1316117), (22, 837529), (73, 252406), (77, 239294), (121, 152278), (146, 126203), (149, 123662), (154, 119647), (242, 76139), (298, 61831), (511, 36058), (803, 22946), (847, 21754), (1022, 18029), (1043, 17666), (1606, 11473), (1639, 11242), (1694, 10877), (2086, 8833), (3278, 5621)]