18368910

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{9719}}^1$

素因数の和:9742

約数の個数: 64

約数和(自身を含む): 55987200

約数和(自身を除く): 37618290

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 9719, 19438, 29157, 48595, 58314, 68033, 87471, 97190, 136066, 145785, 174942, 204099, 262413, 291570, 340165, 408198, 437355, 524826, 612297, 680330, 874710, 1020495, 1224594, 1312065, 1836891, 2040990, 2624130, 3061485, 3673782, 6122970, 9184455, 18368910]

約数ペア:

[(1, 18368910), (2, 9184455), (3, 6122970), (5, 3673782), (6, 3061485), (7, 2624130), (9, 2040990), (10, 1836891), (14, 1312065), (15, 1224594), (18, 1020495), (21, 874710), (27, 680330), (30, 612297), (35, 524826), (42, 437355), (45, 408198), (54, 340165), (63, 291570), (70, 262413), (90, 204099), (105, 174942), (126, 145785), (135, 136066), (189, 97190), (210, 87471), (270, 68033), (315, 58314), (378, 48595), (630, 29157), (945, 19438), (1890, 9719)]