2018297955

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{191}}^1\times {\mathrm{281}}^1$

素因数の和:612

約数の個数: 64

約数和(自身を含む): 3430563840

約数和(自身を除く): 1412265885

約数列:

[1, 3, 5, 15, 23, 69, 109, 115, 191, 281, 327, 345, 545, 573, 843, 955, 1405, 1635, 2507, 2865, 4215, 4393, 6463, 7521, 12535, 13179, 19389, 20819, 21965, 30629, 32315, 37605, 53671, 62457, 65895, 91887, 96945, 104095, 153145, 161013, 268355, 312285, 459435, 478837, 704467, 805065, 1234433, 1436511, 2113401, 2394185, 3522335, 3703299, 5850139, 6172165, 7182555, 10567005, 17550417, 18516495, 29250695, 87752085, 134553197, 403659591, 672765985, 2018297955]

約数ペア:

[(1, 2018297955), (3, 672765985), (5, 403659591), (15, 134553197), (23, 87752085), (69, 29250695), (109, 18516495), (115, 17550417), (191, 10567005), (281, 7182555), (327, 6172165), (345, 5850139), (545, 3703299), (573, 3522335), (843, 2394185), (955, 2113401), (1405, 1436511), (1635, 1234433), (2507, 805065), (2865, 704467), (4215, 478837), (4393, 459435), (6463, 312285), (7521, 268355), (12535, 161013), (13179, 153145), (19389, 104095), (20819, 96945), (21965, 91887), (30629, 65895), (32315, 62457), (37605, 53671)]