18738744

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{409}}^1$

素因数の和:524

約数の個数: 64

約数和(自身を含む): 49593600

約数和(自身を除く): 30854856

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 46, 69, 83, 92, 138, 166, 184, 249, 276, 332, 409, 498, 552, 664, 818, 996, 1227, 1636, 1909, 1992, 2454, 3272, 3818, 4908, 5727, 7636, 9407, 9816, 11454, 15272, 18814, 22908, 28221, 33947, 37628, 45816, 56442, 67894, 75256, 101841, 112884, 135788, 203682, 225768, 271576, 407364, 780781, 814728, 1561562, 2342343, 3123124, 4684686, 6246248, 9369372, 18738744]

約数ペア:

[(1, 18738744), (2, 9369372), (3, 6246248), (4, 4684686), (6, 3123124), (8, 2342343), (12, 1561562), (23, 814728), (24, 780781), (46, 407364), (69, 271576), (83, 225768), (92, 203682), (138, 135788), (166, 112884), (184, 101841), (249, 75256), (276, 67894), (332, 56442), (409, 45816), (498, 37628), (552, 33947), (664, 28221), (818, 22908), (996, 18814), (1227, 15272), (1636, 11454), (1909, 9816), (1992, 9407), (2454, 7636), (3272, 5727), (3818, 4908)]