19113345

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{313}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 35268480

約数和(自身を除く): 16155135

約数列:

[1, 3, 5, 9, 15, 23, 45, 59, 69, 115, 177, 207, 295, 313, 345, 531, 885, 939, 1035, 1357, 1565, 2655, 2817, 4071, 4695, 6785, 7199, 12213, 14085, 18467, 20355, 21597, 35995, 55401, 61065, 64791, 92335, 107985, 166203, 277005, 323955, 424741, 831015, 1274223, 2123705, 3822669, 6371115, 19113345]

約数ペア:

[(1, 19113345), (3, 6371115), (5, 3822669), (9, 2123705), (15, 1274223), (23, 831015), (45, 424741), (59, 323955), (69, 277005), (115, 166203), (177, 107985), (207, 92335), (295, 64791), (313, 61065), (345, 55401), (531, 35995), (885, 21597), (939, 20355), (1035, 18467), (1357, 14085), (1565, 12213), (2655, 7199), (2817, 6785), (4071, 4695)]