18833290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{3023}}^1$

素因数の和:3126

約数の個数: 32

約数和(自身を含む): 39191040

約数和(自身を除く): 20357750

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 89, 178, 445, 623, 890, 1246, 3023, 3115, 6046, 6230, 15115, 21161, 30230, 42322, 105805, 211610, 269047, 538094, 1345235, 1883329, 2690470, 3766658, 9416645, 18833290]

約数ペア:

[(1, 18833290), (2, 9416645), (5, 3766658), (7, 2690470), (10, 1883329), (14, 1345235), (35, 538094), (70, 269047), (89, 211610), (178, 105805), (445, 42322), (623, 30230), (890, 21161), (1246, 15115), (3023, 6230), (3115, 6046)]