1915001964

素因数分解:

$2^2\times 3^2\times {\mathrm{89}}^1\times {\mathrm{227}}^1\times {\mathrm{2633}}^1$

素因数の和:2959

約数の個数: 72

約数和(自身を含む): 4918520880

約数和(自身を除く): 3003518916

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 89, 178, 227, 267, 356, 454, 534, 681, 801, 908, 1068, 1362, 1602, 2043, 2633, 2724, 3204, 4086, 5266, 7899, 8172, 10532, 15798, 20203, 23697, 31596, 40406, 47394, 60609, 80812, 94788, 121218, 181827, 234337, 242436, 363654, 468674, 597691, 703011, 727308, 937348, 1195382, 1406022, 1793073, 2109033, 2390764, 2812044, 3586146, 4218066, 5379219, 7172292, 8436132, 10758438, 21516876, 53194499, 106388998, 159583497, 212777996, 319166994, 478750491, 638333988, 957500982, 1915001964]

約数ペア:

[(1, 1915001964), (2, 957500982), (3, 638333988), (4, 478750491), (6, 319166994), (9, 212777996), (12, 159583497), (18, 106388998), (36, 53194499), (89, 21516876), (178, 10758438), (227, 8436132), (267, 7172292), (356, 5379219), (454, 4218066), (534, 3586146), (681, 2812044), (801, 2390764), (908, 2109033), (1068, 1793073), (1362, 1406022), (1602, 1195382), (2043, 937348), (2633, 727308), (2724, 703011), (3204, 597691), (4086, 468674), (5266, 363654), (7899, 242436), (8172, 234337), (10532, 181827), (15798, 121218), (20203, 94788), (23697, 80812), (31596, 60609), (40406, 47394)]