20565372564

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{99679}}^1$

素因数の和:100221

約数の個数: 72

約数和(自身を含む): 56819992320

約数和(自身を除く): 36254619756

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 521, 1042, 1563, 2084, 3126, 4689, 5731, 6252, 9378, 11462, 17193, 18756, 22924, 34386, 51579, 68772, 99679, 103158, 199358, 206316, 299037, 398716, 598074, 897111, 1096469, 1196148, 1794222, 2192938, 3289407, 3588444, 4385876, 6578814, 9868221, 13157628, 19736442, 39472884, 51932759, 103865518, 155798277, 207731036, 311596554, 467394831, 571260349, 623193108, 934789662, 1142520698, 1713781047, 1869579324, 2285041396, 3427562094, 5141343141, 6855124188, 10282686282, 20565372564]

約数ペア:

[(1, 20565372564), (2, 10282686282), (3, 6855124188), (4, 5141343141), (6, 3427562094), (9, 2285041396), (11, 1869579324), (12, 1713781047), (18, 1142520698), (22, 934789662), (33, 623193108), (36, 571260349), (44, 467394831), (66, 311596554), (99, 207731036), (132, 155798277), (198, 103865518), (396, 51932759), (521, 39472884), (1042, 19736442), (1563, 13157628), (2084, 9868221), (3126, 6578814), (4689, 4385876), (5731, 3588444), (6252, 3289407), (9378, 2192938), (11462, 1794222), (17193, 1196148), (18756, 1096469), (22924, 897111), (34386, 598074), (51579, 398716), (68772, 299037), (99679, 206316), (103158, 199358)]