18961362

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2467}}^1$

素因数の和:2543

約数の個数: 48

約数和(自身を含む): 47740992

約数和(自身を除く): 28779630

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 61, 63, 122, 126, 183, 366, 427, 549, 854, 1098, 1281, 2467, 2562, 3843, 4934, 7401, 7686, 14802, 17269, 22203, 34538, 44406, 51807, 103614, 150487, 155421, 300974, 310842, 451461, 902922, 1053409, 1354383, 2106818, 2708766, 3160227, 6320454, 9480681, 18961362]

約数ペア:

[(1, 18961362), (2, 9480681), (3, 6320454), (6, 3160227), (7, 2708766), (9, 2106818), (14, 1354383), (18, 1053409), (21, 902922), (42, 451461), (61, 310842), (63, 300974), (122, 155421), (126, 150487), (183, 103614), (366, 51807), (427, 44406), (549, 34538), (854, 22203), (1098, 17269), (1281, 14802), (2467, 7686), (2562, 7401), (3843, 4934)]