20575074

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{103}}^1\times {\mathrm{197}}^1$

素因数の和:331

約数の個数: 48

約数和(自身を含む): 45220032

約数和(自身を除く): 24644958

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 103, 169, 197, 206, 309, 338, 394, 507, 591, 618, 1014, 1182, 1339, 2561, 2678, 4017, 5122, 7683, 8034, 15366, 17407, 20291, 33293, 34814, 40582, 52221, 60873, 66586, 99879, 104442, 121746, 199758, 263783, 527566, 791349, 1582698, 3429179, 6858358, 10287537, 20575074]

約数ペア:

[(1, 20575074), (2, 10287537), (3, 6858358), (6, 3429179), (13, 1582698), (26, 791349), (39, 527566), (78, 263783), (103, 199758), (169, 121746), (197, 104442), (206, 99879), (309, 66586), (338, 60873), (394, 52221), (507, 40582), (591, 34814), (618, 33293), (1014, 20291), (1182, 17407), (1339, 15366), (2561, 8034), (2678, 7683), (4017, 5122)]