19772616

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{331}}^1$

素因数の和:490

約数の個数: 64

約数和(自身を含む): 52588800

約数和(自身を除く): 32816184

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 131, 152, 228, 262, 331, 393, 456, 524, 662, 786, 993, 1048, 1324, 1572, 1986, 2489, 2648, 3144, 3972, 4978, 6289, 7467, 7944, 9956, 12578, 14934, 18867, 19912, 25156, 29868, 37734, 43361, 50312, 59736, 75468, 86722, 130083, 150936, 173444, 260166, 346888, 520332, 823859, 1040664, 1647718, 2471577, 3295436, 4943154, 6590872, 9886308, 19772616]

約数ペア:

[(1, 19772616), (2, 9886308), (3, 6590872), (4, 4943154), (6, 3295436), (8, 2471577), (12, 1647718), (19, 1040664), (24, 823859), (38, 520332), (57, 346888), (76, 260166), (114, 173444), (131, 150936), (152, 130083), (228, 86722), (262, 75468), (331, 59736), (393, 50312), (456, 43361), (524, 37734), (662, 29868), (786, 25156), (993, 19912), (1048, 18867), (1324, 14934), (1572, 12578), (1986, 9956), (2489, 7944), (2648, 7467), (3144, 6289), (3972, 4978)]