19297586

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{149}}^1$

素因数の和:227

約数の個数: 48

約数和(自身を含む): 37627200

約数和(自身を除く): 18329614

約数列:

[1, 2, 7, 11, 14, 22, 29, 58, 77, 149, 154, 203, 298, 319, 406, 638, 841, 1043, 1639, 1682, 2086, 2233, 3278, 4321, 4466, 5887, 8642, 9251, 11473, 11774, 18502, 22946, 30247, 47531, 60494, 64757, 95062, 125309, 129514, 250618, 332717, 665434, 877163, 1378399, 1754326, 2756798, 9648793, 19297586]

約数ペア:

[(1, 19297586), (2, 9648793), (7, 2756798), (11, 1754326), (14, 1378399), (22, 877163), (29, 665434), (58, 332717), (77, 250618), (149, 129514), (154, 125309), (203, 95062), (298, 64757), (319, 60494), (406, 47531), (638, 30247), (841, 22946), (1043, 18502), (1639, 11774), (1682, 11473), (2086, 9251), (2233, 8642), (3278, 5887), (4321, 4466)]