19488994539

素因数分解:

$3^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{271}}^1\times {\mathrm{22679}}^1$

素因数の和:23111

約数の個数: 32

約数和(自身を含む): 30005821440

約数和(自身を除く): 10516826901

約数列:

[1, 3, 7, 21, 151, 271, 453, 813, 1057, 1897, 3171, 5691, 22679, 40921, 68037, 122763, 158753, 286447, 476259, 859341, 3424529, 6146009, 10273587, 18438027, 23971703, 43022063, 71915109, 129066189, 928047359, 2784142077, 6496331513, 19488994539]

約数ペア:

[(1, 19488994539), (3, 6496331513), (7, 2784142077), (21, 928047359), (151, 129066189), (271, 71915109), (453, 43022063), (813, 23971703), (1057, 18438027), (1897, 10273587), (3171, 6146009), (5691, 3424529), (22679, 859341), (40921, 476259), (68037, 286447), (122763, 158753)]