18974636

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:194

約数の個数: 48

約数和(自身を含む): 36197280

約数和(自身を除く): 17222644

約数列:

[1, 2, 4, 37, 41, 53, 59, 74, 82, 106, 118, 148, 164, 212, 236, 1517, 1961, 2173, 2183, 2419, 3034, 3127, 3922, 4346, 4366, 4838, 6068, 6254, 7844, 8692, 8732, 9676, 12508, 80401, 89503, 115699, 128207, 160802, 179006, 231398, 256414, 321604, 358012, 462796, 512828, 4743659, 9487318, 18974636]

約数ペア:

[(1, 18974636), (2, 9487318), (4, 4743659), (37, 512828), (41, 462796), (53, 358012), (59, 321604), (74, 256414), (82, 231398), (106, 179006), (118, 160802), (148, 128207), (164, 115699), (212, 89503), (236, 80401), (1517, 12508), (1961, 9676), (2173, 8732), (2183, 8692), (2419, 7844), (3034, 6254), (3127, 6068), (3922, 4838), (4346, 4366)]