18338730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{197}}^1$

素因数の和:343

約数の個数: 64

約数和(自身を含む): 46189440

約数和(自身を除く): 27850710

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 107, 145, 174, 197, 214, 290, 321, 394, 435, 535, 591, 642, 870, 985, 1070, 1182, 1605, 1970, 2955, 3103, 3210, 5713, 5910, 6206, 9309, 11426, 15515, 17139, 18618, 21079, 28565, 31030, 34278, 42158, 46545, 57130, 63237, 85695, 93090, 105395, 126474, 171390, 210790, 316185, 611291, 632370, 1222582, 1833873, 3056455, 3667746, 6112910, 9169365, 18338730]

約数ペア:

[(1, 18338730), (2, 9169365), (3, 6112910), (5, 3667746), (6, 3056455), (10, 1833873), (15, 1222582), (29, 632370), (30, 611291), (58, 316185), (87, 210790), (107, 171390), (145, 126474), (174, 105395), (197, 93090), (214, 85695), (290, 63237), (321, 57130), (394, 46545), (435, 42158), (535, 34278), (591, 31030), (642, 28565), (870, 21079), (985, 18618), (1070, 17139), (1182, 15515), (1605, 11426), (1970, 9309), (2955, 6206), (3103, 5910), (3210, 5713)]