19431930

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{13219}}^1$

素因数の和:13243

約数の個数: 48

約数和(自身を含む): 54254880

約数和(自身を除く): 34822950

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 13219, 26438, 39657, 66095, 79314, 92533, 132190, 185066, 198285, 277599, 396570, 462665, 555198, 647731, 925330, 1295462, 1387995, 1943193, 2775990, 3238655, 3886386, 6477310, 9715965, 19431930]

約数ペア:

[(1, 19431930), (2, 9715965), (3, 6477310), (5, 3886386), (6, 3238655), (7, 2775990), (10, 1943193), (14, 1387995), (15, 1295462), (21, 925330), (30, 647731), (35, 555198), (42, 462665), (49, 396570), (70, 277599), (98, 198285), (105, 185066), (147, 132190), (210, 92533), (245, 79314), (294, 66095), (490, 39657), (735, 26438), (1470, 13219)]