19003664

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{491}}^1$

素因数の和:599

約数の個数: 40

約数和(自身を含む): 38435040

約数和(自身を除く): 19431376

約数列:

[1, 2, 4, 8, 16, 41, 59, 82, 118, 164, 236, 328, 472, 491, 656, 944, 982, 1964, 2419, 3928, 4838, 7856, 9676, 19352, 20131, 28969, 38704, 40262, 57938, 80524, 115876, 161048, 231752, 322096, 463504, 1187729, 2375458, 4750916, 9501832, 19003664]

約数ペア:

[(1, 19003664), (2, 9501832), (4, 4750916), (8, 2375458), (16, 1187729), (41, 463504), (59, 322096), (82, 231752), (118, 161048), (164, 115876), (236, 80524), (328, 57938), (472, 40262), (491, 38704), (656, 28969), (944, 20131), (982, 19352), (1964, 9676), (2419, 7856), (3928, 4838)]