20675466

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{83}}^1\times {\mathrm{659}}^1$

素因数の和:760

約数の個数: 64

約数和(自身を含む): 53222400

約数和(自身を除く): 32546934

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 83, 126, 166, 189, 249, 378, 498, 581, 659, 747, 1162, 1318, 1494, 1743, 1977, 2241, 3486, 3954, 4482, 4613, 5229, 5931, 9226, 10458, 11862, 13839, 15687, 17793, 27678, 31374, 35586, 41517, 54697, 83034, 109394, 124551, 164091, 249102, 328182, 382879, 492273, 765758, 984546, 1148637, 1476819, 2297274, 2953638, 3445911, 6891822, 10337733, 20675466]

約数ペア:

[(1, 20675466), (2, 10337733), (3, 6891822), (6, 3445911), (7, 2953638), (9, 2297274), (14, 1476819), (18, 1148637), (21, 984546), (27, 765758), (42, 492273), (54, 382879), (63, 328182), (83, 249102), (126, 164091), (166, 124551), (189, 109394), (249, 83034), (378, 54697), (498, 41517), (581, 35586), (659, 31374), (747, 27678), (1162, 17793), (1318, 15687), (1494, 13839), (1743, 11862), (1977, 10458), (2241, 9226), (3486, 5931), (3954, 5229), (4482, 4613)]