18762660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{14891}}^1$

素因数の和:14913

約数の個数: 72

約数和(自身を含む): 65048256

約数和(自身を除く): 46285596

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 14891, 29782, 44673, 59564, 74455, 89346, 104237, 134019, 148910, 178692, 208474, 223365, 268038, 297820, 312711, 416948, 446730, 521185, 536076, 625422, 670095, 893460, 938133, 1042370, 1250844, 1340190, 1563555, 1876266, 2084740, 2680380, 3127110, 3752532, 4690665, 6254220, 9381330, 18762660]

約数ペア:

[(1, 18762660), (2, 9381330), (3, 6254220), (4, 4690665), (5, 3752532), (6, 3127110), (7, 2680380), (9, 2084740), (10, 1876266), (12, 1563555), (14, 1340190), (15, 1250844), (18, 1042370), (20, 938133), (21, 893460), (28, 670095), (30, 625422), (35, 536076), (36, 521185), (42, 446730), (45, 416948), (60, 312711), (63, 297820), (70, 268038), (84, 223365), (90, 208474), (105, 178692), (126, 148910), (140, 134019), (180, 104237), (210, 89346), (252, 74455), (315, 59564), (420, 44673), (630, 29782), (1260, 14891)]