20281206

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{2243}}^1$

素因数の和:2396

約数の個数: 32

約数和(自身を含む): 44592768

約数和(自身を除く): 24311562

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 137, 274, 411, 822, 1507, 2243, 3014, 4486, 4521, 6729, 9042, 13458, 24673, 49346, 74019, 148038, 307291, 614582, 921873, 1843746, 3380201, 6760402, 10140603, 20281206]

約数ペア:

[(1, 20281206), (2, 10140603), (3, 6760402), (6, 3380201), (11, 1843746), (22, 921873), (33, 614582), (66, 307291), (137, 148038), (274, 74019), (411, 49346), (822, 24673), (1507, 13458), (2243, 9042), (3014, 6729), (4486, 4521)]