2019919330

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{12959}}^1$

素因数の和:13099

約数の個数: 64

約数和(自身を含む): 4311014400

約数和(自身を除く): 2291095070

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 109, 110, 130, 143, 218, 286, 545, 715, 1090, 1199, 1417, 1430, 2398, 2834, 5995, 7085, 11990, 12959, 14170, 15587, 25918, 31174, 64795, 77935, 129590, 142549, 155870, 168467, 285098, 336934, 712745, 842335, 1412531, 1425490, 1684670, 1853137, 2825062, 3706274, 7062655, 9265685, 14125310, 15537841, 18362903, 18531370, 31075682, 36725806, 77689205, 91814515, 155378410, 183629030, 201991933, 403983866, 1009959665, 2019919330]

約数ペア:

[(1, 2019919330), (2, 1009959665), (5, 403983866), (10, 201991933), (11, 183629030), (13, 155378410), (22, 91814515), (26, 77689205), (55, 36725806), (65, 31075682), (109, 18531370), (110, 18362903), (130, 15537841), (143, 14125310), (218, 9265685), (286, 7062655), (545, 3706274), (715, 2825062), (1090, 1853137), (1199, 1684670), (1417, 1425490), (1430, 1412531), (2398, 842335), (2834, 712745), (5995, 336934), (7085, 285098), (11990, 168467), (12959, 155870), (14170, 142549), (15587, 129590), (25918, 77935), (31174, 64795)]