18745638

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{1039}}^1$

素因数の和:1172

約数の個数: 32

約数和(自身を含む): 39137280

約数和(自身を除く): 20391642

約数列:

[1, 2, 3, 6, 31, 62, 93, 97, 186, 194, 291, 582, 1039, 2078, 3007, 3117, 6014, 6234, 9021, 18042, 32209, 64418, 96627, 100783, 193254, 201566, 302349, 604698, 3124273, 6248546, 9372819, 18745638]

約数ペア:

[(1, 18745638), (2, 9372819), (3, 6248546), (6, 3124273), (31, 604698), (62, 302349), (93, 201566), (97, 193254), (186, 100783), (194, 96627), (291, 64418), (582, 32209), (1039, 18042), (2078, 9021), (3007, 6234), (3117, 6014)]