19912312

素因数分解:

$2^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{6709}}^1$

素因数の和:6775

約数の個数: 32

約数和(自身を含む): 43480800

約数和(自身を除く): 23568488

約数列:

[1, 2, 4, 7, 8, 14, 28, 53, 56, 106, 212, 371, 424, 742, 1484, 2968, 6709, 13418, 26836, 46963, 53672, 93926, 187852, 355577, 375704, 711154, 1422308, 2489039, 2844616, 4978078, 9956156, 19912312]

約数ペア:

[(1, 19912312), (2, 9956156), (4, 4978078), (7, 2844616), (8, 2489039), (14, 1422308), (28, 711154), (53, 375704), (56, 355577), (106, 187852), (212, 93926), (371, 53672), (424, 46963), (742, 26836), (1484, 13418), (2968, 6709)]