18495810

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1123}}^1$

素因数の和:1200

約数の個数: 64

約数和(自身を含む): 50175360

約数和(自身を除く): 31679550

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 61, 90, 122, 135, 183, 270, 305, 366, 549, 610, 915, 1098, 1123, 1647, 1830, 2246, 2745, 3294, 3369, 5490, 5615, 6738, 8235, 10107, 11230, 16470, 16845, 20214, 30321, 33690, 50535, 60642, 68503, 101070, 137006, 151605, 205509, 303210, 342515, 411018, 616527, 685030, 1027545, 1233054, 1849581, 2055090, 3082635, 3699162, 6165270, 9247905, 18495810]

約数ペア:

[(1, 18495810), (2, 9247905), (3, 6165270), (5, 3699162), (6, 3082635), (9, 2055090), (10, 1849581), (15, 1233054), (18, 1027545), (27, 685030), (30, 616527), (45, 411018), (54, 342515), (61, 303210), (90, 205509), (122, 151605), (135, 137006), (183, 101070), (270, 68503), (305, 60642), (366, 50535), (549, 33690), (610, 30321), (915, 20214), (1098, 16845), (1123, 16470), (1647, 11230), (1830, 10107), (2246, 8235), (2745, 6738), (3294, 5615), (3369, 5490)]