19779630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1237}}^1$

素因数の和:1301

約数の個数: 64

約数和(自身を含む): 52411968

約数和(自身を除く): 32632338

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 41, 65, 78, 82, 123, 130, 195, 205, 246, 390, 410, 533, 615, 1066, 1230, 1237, 1599, 2474, 2665, 3198, 3711, 5330, 6185, 7422, 7995, 12370, 15990, 16081, 18555, 32162, 37110, 48243, 50717, 80405, 96486, 101434, 152151, 160810, 241215, 253585, 304302, 482430, 507170, 659321, 760755, 1318642, 1521510, 1977963, 3296605, 3955926, 6593210, 9889815, 19779630]

約数ペア:

[(1, 19779630), (2, 9889815), (3, 6593210), (5, 3955926), (6, 3296605), (10, 1977963), (13, 1521510), (15, 1318642), (26, 760755), (30, 659321), (39, 507170), (41, 482430), (65, 304302), (78, 253585), (82, 241215), (123, 160810), (130, 152151), (195, 101434), (205, 96486), (246, 80405), (390, 50717), (410, 48243), (533, 37110), (615, 32162), (1066, 18555), (1230, 16081), (1237, 15990), (1599, 12370), (2474, 7995), (2665, 7422), (3198, 6185), (3711, 5330)]