19711095

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{383}}^1$

素因数の和:511

約数の個数: 32

約数和(自身を含む): 32735232

約数和(自身を除く): 13024137

約数列:

[1, 3, 5, 15, 47, 73, 141, 219, 235, 365, 383, 705, 1095, 1149, 1915, 3431, 5745, 10293, 17155, 18001, 27959, 51465, 54003, 83877, 90005, 139795, 270015, 419385, 1314073, 3942219, 6570365, 19711095]

約数ペア:

[(1, 19711095), (3, 6570365), (5, 3942219), (15, 1314073), (47, 419385), (73, 270015), (141, 139795), (219, 90005), (235, 83877), (365, 54003), (383, 51465), (705, 27959), (1095, 18001), (1149, 17155), (1915, 10293), (3431, 5745)]