19130342

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{491}}^1$

素因数の和:545

約数の個数: 48

約数和(自身を含む): 37691136

約数和(自身を除く): 18560794

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 77, 121, 154, 161, 242, 253, 322, 491, 506, 847, 982, 1694, 1771, 2783, 3437, 3542, 5401, 5566, 6874, 10802, 11293, 19481, 22586, 37807, 38962, 59411, 75614, 79051, 118822, 124223, 158102, 248446, 415877, 831754, 869561, 1366453, 1739122, 2732906, 9565171, 19130342]

約数ペア:

[(1, 19130342), (2, 9565171), (7, 2732906), (11, 1739122), (14, 1366453), (22, 869561), (23, 831754), (46, 415877), (77, 248446), (121, 158102), (154, 124223), (161, 118822), (242, 79051), (253, 75614), (322, 59411), (491, 38962), (506, 37807), (847, 22586), (982, 19481), (1694, 11293), (1771, 10802), (2783, 6874), (3437, 5566), (3542, 5401)]