19941210

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{3307}}^1$

素因数の和:3387

約数の個数: 48

約数和(自身を含む): 52636896

約数和(自身を除く): 32695686

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 67, 90, 134, 201, 335, 402, 603, 670, 1005, 1206, 2010, 3015, 3307, 6030, 6614, 9921, 16535, 19842, 29763, 33070, 49605, 59526, 99210, 148815, 221569, 297630, 443138, 664707, 1107845, 1329414, 1994121, 2215690, 3323535, 3988242, 6647070, 9970605, 19941210]

約数ペア:

[(1, 19941210), (2, 9970605), (3, 6647070), (5, 3988242), (6, 3323535), (9, 2215690), (10, 1994121), (15, 1329414), (18, 1107845), (30, 664707), (45, 443138), (67, 297630), (90, 221569), (134, 148815), (201, 99210), (335, 59526), (402, 49605), (603, 33070), (670, 29763), (1005, 19842), (1206, 16535), (2010, 9921), (3015, 6614), (3307, 6030)]