19806228

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{14107}}^1$

素因数の和:14133

約数の個数: 48

約数和(自身を含む): 55303360

約数和(自身を除く): 35497132

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 108, 117, 156, 234, 351, 468, 702, 1404, 14107, 28214, 42321, 56428, 84642, 126963, 169284, 183391, 253926, 366782, 380889, 507852, 550173, 733564, 761778, 1100346, 1523556, 1650519, 2200692, 3301038, 4951557, 6602076, 9903114, 19806228]

約数ペア:

[(1, 19806228), (2, 9903114), (3, 6602076), (4, 4951557), (6, 3301038), (9, 2200692), (12, 1650519), (13, 1523556), (18, 1100346), (26, 761778), (27, 733564), (36, 550173), (39, 507852), (52, 380889), (54, 366782), (78, 253926), (108, 183391), (117, 169284), (156, 126963), (234, 84642), (351, 56428), (468, 42321), (702, 28214), (1404, 14107)]