19392012

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:287

約数の個数: 72

約数和(自身を含む): 51070656

約数和(自身を除く): 31678644

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 73, 94, 141, 146, 157, 188, 219, 282, 292, 314, 423, 438, 471, 564, 628, 657, 846, 876, 942, 1314, 1413, 1692, 1884, 2628, 2826, 3431, 5652, 6862, 7379, 10293, 11461, 13724, 14758, 20586, 22137, 22922, 29516, 30879, 34383, 41172, 44274, 45844, 61758, 66411, 68766, 88548, 103149, 123516, 132822, 137532, 206298, 265644, 412596, 538667, 1077334, 1616001, 2154668, 3232002, 4848003, 6464004, 9696006, 19392012]

約数ペア:

[(1, 19392012), (2, 9696006), (3, 6464004), (4, 4848003), (6, 3232002), (9, 2154668), (12, 1616001), (18, 1077334), (36, 538667), (47, 412596), (73, 265644), (94, 206298), (141, 137532), (146, 132822), (157, 123516), (188, 103149), (219, 88548), (282, 68766), (292, 66411), (314, 61758), (423, 45844), (438, 44274), (471, 41172), (564, 34383), (628, 30879), (657, 29516), (846, 22922), (876, 22137), (942, 20586), (1314, 14758), (1413, 13724), (1692, 11461), (1884, 10293), (2628, 7379), (2826, 6862), (3431, 5652)]