19213688

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{773}}^1$

素因数の和:1031

約数の個数: 32

約数和(自身を含む): 39009600

約数和(自身を除く): 19795912

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 239, 478, 773, 956, 1546, 1912, 3092, 3107, 6184, 6214, 10049, 12428, 20098, 24856, 40196, 80392, 184747, 369494, 738988, 1477976, 2401711, 4803422, 9606844, 19213688]

約数ペア:

[(1, 19213688), (2, 9606844), (4, 4803422), (8, 2401711), (13, 1477976), (26, 738988), (52, 369494), (104, 184747), (239, 80392), (478, 40196), (773, 24856), (956, 20098), (1546, 12428), (1912, 10049), (3092, 6214), (3107, 6184)]