18693206

素因数分解:

$2^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:189

約数の個数: 48

約数和(自身を含む): 34350480

約数和(自身を除く): 15657274

約数列:

[1, 2, 7, 14, 49, 53, 59, 61, 98, 106, 118, 122, 371, 413, 427, 742, 826, 854, 2597, 2891, 2989, 3127, 3233, 3599, 5194, 5782, 5978, 6254, 6466, 7198, 21889, 22631, 25193, 43778, 45262, 50386, 153223, 158417, 176351, 190747, 306446, 316834, 352702, 381494, 1335229, 2670458, 9346603, 18693206]

約数ペア:

[(1, 18693206), (2, 9346603), (7, 2670458), (14, 1335229), (49, 381494), (53, 352702), (59, 316834), (61, 306446), (98, 190747), (106, 176351), (118, 158417), (122, 153223), (371, 50386), (413, 45262), (427, 43778), (742, 25193), (826, 22631), (854, 21889), (2597, 7198), (2891, 6466), (2989, 6254), (3127, 5978), (3233, 5782), (3599, 5194)]