2018755890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{31907}}^1$

素因数の和:31976

約数の個数: 96

約数和(自身を含む): 5674518720

約数和(自身を除く): 3655762830

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 37, 38, 45, 57, 74, 90, 95, 111, 114, 171, 185, 190, 222, 285, 333, 342, 370, 555, 570, 666, 703, 855, 1110, 1406, 1665, 1710, 2109, 3330, 3515, 4218, 6327, 7030, 10545, 12654, 21090, 31635, 31907, 63270, 63814, 95721, 159535, 191442, 287163, 319070, 478605, 574326, 606233, 957210, 1180559, 1212466, 1435815, 1818699, 2361118, 2871630, 3031165, 3541677, 3637398, 5456097, 5902795, 6062330, 7083354, 9093495, 10625031, 10912194, 11805590, 17708385, 18186990, 21250062, 22430621, 27280485, 35416770, 44861242, 53125155, 54560970, 67291863, 106250310, 112153105, 134583726, 201875589, 224306210, 336459315, 403751178, 672918630, 1009377945, 2018755890]

約数ペア:

[(1, 2018755890), (2, 1009377945), (3, 672918630), (5, 403751178), (6, 336459315), (9, 224306210), (10, 201875589), (15, 134583726), (18, 112153105), (19, 106250310), (30, 67291863), (37, 54560970), (38, 53125155), (45, 44861242), (57, 35416770), (74, 27280485), (90, 22430621), (95, 21250062), (111, 18186990), (114, 17708385), (171, 11805590), (185, 10912194), (190, 10625031), (222, 9093495), (285, 7083354), (333, 6062330), (342, 5902795), (370, 5456097), (555, 3637398), (570, 3541677), (666, 3031165), (703, 2871630), (855, 2361118), (1110, 1818699), (1406, 1435815), (1665, 1212466), (1710, 1180559), (2109, 957210), (3330, 606233), (3515, 574326), (4218, 478605), (6327, 319070), (7030, 287163), (10545, 191442), (12654, 159535), (21090, 95721), (31635, 63814), (31907, 63270)]