20245203

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{229}}^1$

素因数の和:312

約数の個数: 48

約数和(自身を含む): 34444800

約数和(自身を除く): 14199597

約数列:

[1, 3, 9, 11, 19, 33, 47, 57, 99, 141, 171, 209, 229, 423, 517, 627, 687, 893, 1551, 1881, 2061, 2519, 2679, 4351, 4653, 7557, 8037, 9823, 10763, 13053, 22671, 29469, 32289, 39159, 47861, 88407, 96867, 118393, 143583, 204497, 355179, 430749, 613491, 1065537, 1840473, 2249467, 6748401, 20245203]

約数ペア:

[(1, 20245203), (3, 6748401), (9, 2249467), (11, 1840473), (19, 1065537), (33, 613491), (47, 430749), (57, 355179), (99, 204497), (141, 143583), (171, 118393), (209, 96867), (229, 88407), (423, 47861), (517, 39159), (627, 32289), (687, 29469), (893, 22671), (1551, 13053), (1881, 10763), (2061, 9823), (2519, 8037), (2679, 7557), (4351, 4653)]