19085008

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{619}}^1$

素因数の和:715

約数の個数: 40

約数和(自身を含む): 38747520

約数和(自身を除く): 19662512

約数列:

[1, 2, 4, 8, 16, 41, 47, 82, 94, 164, 188, 328, 376, 619, 656, 752, 1238, 1927, 2476, 3854, 4952, 7708, 9904, 15416, 25379, 29093, 30832, 50758, 58186, 101516, 116372, 203032, 232744, 406064, 465488, 1192813, 2385626, 4771252, 9542504, 19085008]

約数ペア:

[(1, 19085008), (2, 9542504), (4, 4771252), (8, 2385626), (16, 1192813), (41, 465488), (47, 406064), (82, 232744), (94, 203032), (164, 116372), (188, 101516), (328, 58186), (376, 50758), (619, 30832), (656, 29093), (752, 25379), (1238, 15416), (1927, 9904), (2476, 7708), (3854, 4952)]