16778390

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{331}}^1$

素因数の和:512

約数の個数: 32

約数和(自身を含む): 31338144

約数和(自身を除く): 14559754

約数列:

[1, 2, 5, 10, 37, 74, 137, 185, 274, 331, 370, 662, 685, 1370, 1655, 3310, 5069, 10138, 12247, 24494, 25345, 45347, 50690, 61235, 90694, 122470, 226735, 453470, 1677839, 3355678, 8389195, 16778390]

約数ペア:

[(1, 16778390), (2, 8389195), (5, 3355678), (10, 1677839), (37, 453470), (74, 226735), (137, 122470), (185, 90694), (274, 61235), (331, 50690), (370, 45347), (662, 25345), (685, 24494), (1370, 12247), (1655, 10138), (3310, 5069)]