20768898

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{241}}^1\times {\mathrm{271}}^1$

素因数の和:570

約数の個数: 32

約数和(自身を含む): 42653952

約数和(自身を除く): 21885054

約数列:

[1, 2, 3, 6, 53, 106, 159, 241, 271, 318, 482, 542, 723, 813, 1446, 1626, 12773, 14363, 25546, 28726, 38319, 43089, 65311, 76638, 86178, 130622, 195933, 391866, 3461483, 6922966, 10384449, 20768898]

約数ペア:

[(1, 20768898), (2, 10384449), (3, 6922966), (6, 3461483), (53, 391866), (106, 195933), (159, 130622), (241, 86178), (271, 76638), (318, 65311), (482, 43089), (542, 38319), (723, 28726), (813, 25546), (1446, 14363), (1626, 12773)]