19463856628

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{79}}^2\times {\mathrm{109}}^1\times {\mathrm{311}}^1$

素因数の和:605

約数の個数: 72

約数和(自身を含む): 36445368960

約数和(自身を除く): 16981512332

約数列:

[1, 2, 4, 23, 46, 79, 92, 109, 158, 218, 311, 316, 436, 622, 1244, 1817, 2507, 3634, 5014, 6241, 7153, 7268, 8611, 10028, 12482, 14306, 17222, 24569, 24964, 28612, 33899, 34444, 49138, 67798, 98276, 135596, 143543, 198053, 287086, 396106, 565087, 574172, 680269, 779677, 792212, 1130174, 1360538, 1559354, 1940951, 2260348, 2678021, 2721076, 3118708, 3881902, 5356042, 7763804, 10712084, 15646187, 31292374, 44641873, 61594483, 62584748, 89283746, 123188966, 178567492, 211563659, 246377932, 423127318, 846254636, 4865964157, 9731928314, 19463856628]

約数ペア:

[(1, 19463856628), (2, 9731928314), (4, 4865964157), (23, 846254636), (46, 423127318), (79, 246377932), (92, 211563659), (109, 178567492), (158, 123188966), (218, 89283746), (311, 62584748), (316, 61594483), (436, 44641873), (622, 31292374), (1244, 15646187), (1817, 10712084), (2507, 7763804), (3634, 5356042), (5014, 3881902), (6241, 3118708), (7153, 2721076), (7268, 2678021), (8611, 2260348), (10028, 1940951), (12482, 1559354), (14306, 1360538), (17222, 1130174), (24569, 792212), (24964, 779677), (28612, 680269), (33899, 574172), (34444, 565087), (49138, 396106), (67798, 287086), (98276, 198053), (135596, 143543)]