19502748

素因数分解:

$2^2\times 3^3\times {\mathrm{89}}^1\times {\mathrm{2029}}^1$

素因数の和:2131

約数の個数: 48

約数和(自身を含む): 51156000

約数和(自身を除く): 31653252

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 89, 108, 178, 267, 356, 534, 801, 1068, 1602, 2029, 2403, 3204, 4058, 4806, 6087, 8116, 9612, 12174, 18261, 24348, 36522, 54783, 73044, 109566, 180581, 219132, 361162, 541743, 722324, 1083486, 1625229, 2166972, 3250458, 4875687, 6500916, 9751374, 19502748]

約数ペア:

[(1, 19502748), (2, 9751374), (3, 6500916), (4, 4875687), (6, 3250458), (9, 2166972), (12, 1625229), (18, 1083486), (27, 722324), (36, 541743), (54, 361162), (89, 219132), (108, 180581), (178, 109566), (267, 73044), (356, 54783), (534, 36522), (801, 24348), (1068, 18261), (1602, 12174), (2029, 9612), (2403, 8116), (3204, 6087), (4058, 4806)]