20118616

素因数分解:

$2^3\times 7^2\times {\mathrm{17}}^1\times {\mathrm{3019}}^1$

素因数の和:3056

約数の個数: 48

約数和(自身を含む): 46477800

約数和(自身を除く): 26359184

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 49, 56, 68, 98, 119, 136, 196, 238, 392, 476, 833, 952, 1666, 3019, 3332, 6038, 6664, 12076, 21133, 24152, 42266, 51323, 84532, 102646, 147931, 169064, 205292, 295862, 359261, 410584, 591724, 718522, 1183448, 1437044, 2514827, 2874088, 5029654, 10059308, 20118616]

約数ペア:

[(1, 20118616), (2, 10059308), (4, 5029654), (7, 2874088), (8, 2514827), (14, 1437044), (17, 1183448), (28, 718522), (34, 591724), (49, 410584), (56, 359261), (68, 295862), (98, 205292), (119, 169064), (136, 147931), (196, 102646), (238, 84532), (392, 51323), (476, 42266), (833, 24152), (952, 21133), (1666, 12076), (3019, 6664), (3332, 6038)]