20181806970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{166393}}^1$

素因数の和:166727

約数の個数: 64

約数和(自身を含む): 52330247424

約数和(自身を除く): 32148440454

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 311, 390, 622, 933, 1555, 1866, 3110, 4043, 4665, 8086, 9330, 12129, 20215, 24258, 40430, 60645, 121290, 166393, 332786, 499179, 831965, 998358, 1663930, 2163109, 2495895, 4326218, 4991790, 6489327, 10815545, 12978654, 21631090, 32446635, 51748223, 64893270, 103496446, 155244669, 258741115, 310489338, 517482230, 672726899, 776223345, 1345453798, 1552446690, 2018180697, 3363634495, 4036361394, 6727268990, 10090903485, 20181806970]

約数ペア:

[(1, 20181806970), (2, 10090903485), (3, 6727268990), (5, 4036361394), (6, 3363634495), (10, 2018180697), (13, 1552446690), (15, 1345453798), (26, 776223345), (30, 672726899), (39, 517482230), (65, 310489338), (78, 258741115), (130, 155244669), (195, 103496446), (311, 64893270), (390, 51748223), (622, 32446635), (933, 21631090), (1555, 12978654), (1866, 10815545), (3110, 6489327), (4043, 4991790), (4665, 4326218), (8086, 2495895), (9330, 2163109), (12129, 1663930), (20215, 998358), (24258, 831965), (40430, 499179), (60645, 332786), (121290, 166393)]