19240890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{15643}}^1$

素因数の和:15694

約数の個数: 32

約数和(自身を含む): 47307456

約数和(自身を除く): 28066566

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 82, 123, 205, 246, 410, 615, 1230, 15643, 31286, 46929, 78215, 93858, 156430, 234645, 469290, 641363, 1282726, 1924089, 3206815, 3848178, 6413630, 9620445, 19240890]

約数ペア:

[(1, 19240890), (2, 9620445), (3, 6413630), (5, 3848178), (6, 3206815), (10, 1924089), (15, 1282726), (30, 641363), (41, 469290), (82, 234645), (123, 156430), (205, 93858), (246, 78215), (410, 46929), (615, 31286), (1230, 15643)]