19645857516

素因数分解:

$2^2\times 3^1\times {\mathrm{431}}^1\times {\mathrm{991}}^1\times {\mathrm{3833}}^1$

素因数の和:5262

約数の個数: 48

約数和(自身を含む): 46005055488

約数和(自身を除く): 26359197972

約数列:

[1, 2, 3, 4, 6, 12, 431, 862, 991, 1293, 1724, 1982, 2586, 2973, 3833, 3964, 5172, 5946, 7666, 11499, 11892, 15332, 22998, 45996, 427121, 854242, 1281363, 1652023, 1708484, 2562726, 3304046, 3798503, 4956069, 5125452, 6608092, 7597006, 9912138, 11395509, 15194012, 19824276, 22791018, 45582036, 1637154793, 3274309586, 4911464379, 6548619172, 9822928758, 19645857516]

約数ペア:

[(1, 19645857516), (2, 9822928758), (3, 6548619172), (4, 4911464379), (6, 3274309586), (12, 1637154793), (431, 45582036), (862, 22791018), (991, 19824276), (1293, 15194012), (1724, 11395509), (1982, 9912138), (2586, 7597006), (2973, 6608092), (3833, 5125452), (3964, 4956069), (5172, 3798503), (5946, 3304046), (7666, 2562726), (11499, 1708484), (11892, 1652023), (15332, 1281363), (22998, 854242), (45996, 427121)]