20078172

素因数分解:

$2^2\times 3^3\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1$

素因数の和:232

約数の個数: 96

約数和(自身を含む): 55641600

約数和(自身を除く): 35563428

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 54, 59, 69, 92, 108, 118, 137, 138, 177, 207, 236, 274, 276, 354, 411, 414, 531, 548, 621, 708, 822, 828, 1062, 1233, 1242, 1357, 1593, 1644, 2124, 2466, 2484, 2714, 3151, 3186, 3699, 4071, 4932, 5428, 6302, 6372, 7398, 8083, 8142, 9453, 12213, 12604, 14796, 16166, 16284, 18906, 24249, 24426, 28359, 32332, 36639, 37812, 48498, 48852, 56718, 72747, 73278, 85077, 96996, 113436, 145494, 146556, 170154, 185909, 218241, 290988, 340308, 371818, 436482, 557727, 743636, 872964, 1115454, 1673181, 2230908, 3346362, 5019543, 6692724, 10039086, 20078172]

約数ペア:

[(1, 20078172), (2, 10039086), (3, 6692724), (4, 5019543), (6, 3346362), (9, 2230908), (12, 1673181), (18, 1115454), (23, 872964), (27, 743636), (36, 557727), (46, 436482), (54, 371818), (59, 340308), (69, 290988), (92, 218241), (108, 185909), (118, 170154), (137, 146556), (138, 145494), (177, 113436), (207, 96996), (236, 85077), (274, 73278), (276, 72747), (354, 56718), (411, 48852), (414, 48498), (531, 37812), (548, 36639), (621, 32332), (708, 28359), (822, 24426), (828, 24249), (1062, 18906), (1233, 16284), (1242, 16166), (1357, 14796), (1593, 12604), (1644, 12213), (2124, 9453), (2466, 8142), (2484, 8083), (2714, 7398), (3151, 6372), (3186, 6302), (3699, 5428), (4071, 4932)]