1821850910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{503}}^1\times {\mathrm{1733}}^1$

素因数の和:2273

約数の個数: 64

約数和(自身を含む): 3775403520

約数和(自身を除く): 1953552610

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 503, 1006, 1045, 1733, 2090, 2515, 3466, 5030, 5533, 8665, 9557, 11066, 17330, 19063, 19114, 27665, 32927, 38126, 47785, 55330, 65854, 95315, 95570, 105127, 164635, 190630, 210254, 329270, 362197, 525635, 724394, 871699, 1051270, 1743398, 1810985, 3621970, 4358495, 8716990, 9588689, 16562281, 19177378, 33124562, 47943445, 82811405, 95886890, 165622810, 182185091, 364370182, 910925455, 1821850910]

約数ペア:

[(1, 1821850910), (2, 910925455), (5, 364370182), (10, 182185091), (11, 165622810), (19, 95886890), (22, 82811405), (38, 47943445), (55, 33124562), (95, 19177378), (110, 16562281), (190, 9588689), (209, 8716990), (418, 4358495), (503, 3621970), (1006, 1810985), (1045, 1743398), (1733, 1051270), (2090, 871699), (2515, 724394), (3466, 525635), (5030, 362197), (5533, 329270), (8665, 210254), (9557, 190630), (11066, 164635), (17330, 105127), (19063, 95570), (19114, 95315), (27665, 65854), (32927, 55330), (38126, 47785)]