19000890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3461}}^1$

素因数の和:3535

約数の個数: 48

約数和(自身を含む): 50226696

約数和(自身を除く): 31225806

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 61, 90, 122, 183, 305, 366, 549, 610, 915, 1098, 1830, 2745, 3461, 5490, 6922, 10383, 17305, 20766, 31149, 34610, 51915, 62298, 103830, 155745, 211121, 311490, 422242, 633363, 1055605, 1266726, 1900089, 2111210, 3166815, 3800178, 6333630, 9500445, 19000890]

約数ペア:

[(1, 19000890), (2, 9500445), (3, 6333630), (5, 3800178), (6, 3166815), (9, 2111210), (10, 1900089), (15, 1266726), (18, 1055605), (30, 633363), (45, 422242), (61, 311490), (90, 211121), (122, 155745), (183, 103830), (305, 62298), (366, 51915), (549, 34610), (610, 31149), (915, 20766), (1098, 17305), (1830, 10383), (2745, 6922), (3461, 5490)]