18871188

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{7247}}^1$

素因数の和:7292

約数の個数: 48

約数和(自身を含む): 51953664

約数和(自身を除く): 33082476

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 62, 84, 93, 124, 186, 217, 372, 434, 651, 868, 1302, 2604, 7247, 14494, 21741, 28988, 43482, 50729, 86964, 101458, 152187, 202916, 224657, 304374, 449314, 608748, 673971, 898628, 1347942, 1572599, 2695884, 3145198, 4717797, 6290396, 9435594, 18871188]

約数ペア:

[(1, 18871188), (2, 9435594), (3, 6290396), (4, 4717797), (6, 3145198), (7, 2695884), (12, 1572599), (14, 1347942), (21, 898628), (28, 673971), (31, 608748), (42, 449314), (62, 304374), (84, 224657), (93, 202916), (124, 152187), (186, 101458), (217, 86964), (372, 50729), (434, 43482), (651, 28988), (868, 21741), (1302, 14494), (2604, 7247)]