19928930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{16747}}^1$

素因数の和:16778

約数の個数: 32

約数和(自身を含む): 43410816

約数和(自身を除く): 23481886

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 238, 595, 1190, 16747, 33494, 83735, 117229, 167470, 234458, 284699, 569398, 586145, 1172290, 1423495, 1992893, 2846990, 3985786, 9964465, 19928930]

約数ペア:

[(1, 19928930), (2, 9964465), (5, 3985786), (7, 2846990), (10, 1992893), (14, 1423495), (17, 1172290), (34, 586145), (35, 569398), (70, 284699), (85, 234458), (119, 167470), (170, 117229), (238, 83735), (595, 33494), (1190, 16747)]