389561808

素因数分解:

$2^4\times 3^1\times {\mathrm{397}}^1\times {\mathrm{20443}}^1$

素因数の和:20851

約数の個数: 40

約数和(自身を含む): 1008952288

約数和(自身を除く): 619390480

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 397, 794, 1191, 1588, 2382, 3176, 4764, 6352, 9528, 19056, 20443, 40886, 61329, 81772, 122658, 163544, 245316, 327088, 490632, 981264, 8115871, 16231742, 24347613, 32463484, 48695226, 64926968, 97390452, 129853936, 194780904, 389561808]

約数ペア:

[(1, 389561808), (2, 194780904), (3, 129853936), (4, 97390452), (6, 64926968), (8, 48695226), (12, 32463484), (16, 24347613), (24, 16231742), (48, 8115871), (397, 981264), (794, 490632), (1191, 327088), (1588, 245316), (2382, 163544), (3176, 122658), (4764, 81772), (6352, 61329), (9528, 40886), (19056, 20443)]