20046870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{631}}^1$

素因数の和:997

約数の個数: 48

約数和(自身を含む): 52352352

約数和(自身を除く): 32305482

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 353, 631, 706, 1059, 1262, 1765, 1893, 2118, 3155, 3177, 3530, 3786, 5295, 5679, 6310, 6354, 9465, 10590, 11358, 15885, 18930, 28395, 31770, 56790, 222743, 445486, 668229, 1113715, 1336458, 2004687, 2227430, 3341145, 4009374, 6682290, 10023435, 20046870]

約数ペア:

[(1, 20046870), (2, 10023435), (3, 6682290), (5, 4009374), (6, 3341145), (9, 2227430), (10, 2004687), (15, 1336458), (18, 1113715), (30, 668229), (45, 445486), (90, 222743), (353, 56790), (631, 31770), (706, 28395), (1059, 18930), (1262, 15885), (1765, 11358), (1893, 10590), (2118, 9465), (3155, 6354), (3177, 6310), (3530, 5679), (3786, 5295)]