19804230

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1789}}^1$

素因数の和:1846

約数の個数: 64

約数和(自身を含む): 54129600

約数和(自身を除く): 34325370

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 41, 45, 54, 82, 90, 123, 135, 205, 246, 270, 369, 410, 615, 738, 1107, 1230, 1789, 1845, 2214, 3578, 3690, 5367, 5535, 8945, 10734, 11070, 16101, 17890, 26835, 32202, 48303, 53670, 73349, 80505, 96606, 146698, 161010, 220047, 241515, 366745, 440094, 483030, 660141, 733490, 1100235, 1320282, 1980423, 2200470, 3300705, 3960846, 6601410, 9902115, 19804230]

約数ペア:

[(1, 19804230), (2, 9902115), (3, 6601410), (5, 3960846), (6, 3300705), (9, 2200470), (10, 1980423), (15, 1320282), (18, 1100235), (27, 733490), (30, 660141), (41, 483030), (45, 440094), (54, 366745), (82, 241515), (90, 220047), (123, 161010), (135, 146698), (205, 96606), (246, 80505), (270, 73349), (369, 53670), (410, 48303), (615, 32202), (738, 26835), (1107, 17890), (1230, 16101), (1789, 11070), (1845, 10734), (2214, 8945), (3578, 5535), (3690, 5367)]