19944984

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{229}}^1$

素因数の和:448

約数の個数: 64

約数和(自身を含む): 52992000

約数和(自身を除く): 33047016

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 152, 191, 228, 229, 382, 456, 458, 573, 687, 764, 916, 1146, 1374, 1528, 1832, 2292, 2748, 3629, 4351, 4584, 5496, 7258, 8702, 10887, 13053, 14516, 17404, 21774, 26106, 29032, 34808, 43548, 43739, 52212, 87096, 87478, 104424, 131217, 174956, 262434, 349912, 524868, 831041, 1049736, 1662082, 2493123, 3324164, 4986246, 6648328, 9972492, 19944984]

約数ペア:

[(1, 19944984), (2, 9972492), (3, 6648328), (4, 4986246), (6, 3324164), (8, 2493123), (12, 1662082), (19, 1049736), (24, 831041), (38, 524868), (57, 349912), (76, 262434), (114, 174956), (152, 131217), (191, 104424), (228, 87478), (229, 87096), (382, 52212), (456, 43739), (458, 43548), (573, 34808), (687, 29032), (764, 26106), (916, 21774), (1146, 17404), (1374, 14516), (1528, 13053), (1832, 10887), (2292, 8702), (2748, 7258), (3629, 5496), (4351, 4584)]