18876892

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:202

約数の個数: 48

約数和(自身を含む): 36126720

約数和(自身を除く): 17249828

約数列:

[1, 2, 4, 31, 41, 47, 62, 79, 82, 94, 124, 158, 164, 188, 316, 1271, 1457, 1927, 2449, 2542, 2914, 3239, 3713, 3854, 4898, 5084, 5828, 6478, 7426, 7708, 9796, 12956, 14852, 59737, 100409, 115103, 119474, 152233, 200818, 230206, 238948, 304466, 401636, 460412, 608932, 4719223, 9438446, 18876892]

約数ペア:

[(1, 18876892), (2, 9438446), (4, 4719223), (31, 608932), (41, 460412), (47, 401636), (62, 304466), (79, 238948), (82, 230206), (94, 200818), (124, 152233), (158, 119474), (164, 115103), (188, 100409), (316, 59737), (1271, 14852), (1457, 12956), (1927, 9796), (2449, 7708), (2542, 7426), (2914, 6478), (3239, 5828), (3713, 5084), (3854, 4898)]