19745544

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{9041}}^1$

素因数の和:9070

約数の個数: 64

約数和(自身を含む): 60762240

約数和(自身を除く): 41016696

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 156, 168, 182, 273, 312, 364, 546, 728, 1092, 2184, 9041, 18082, 27123, 36164, 54246, 63287, 72328, 108492, 117533, 126574, 189861, 216984, 235066, 253148, 352599, 379722, 470132, 506296, 705198, 759444, 822731, 940264, 1410396, 1518888, 1645462, 2468193, 2820792, 3290924, 4936386, 6581848, 9872772, 19745544]

約数ペア:

[(1, 19745544), (2, 9872772), (3, 6581848), (4, 4936386), (6, 3290924), (7, 2820792), (8, 2468193), (12, 1645462), (13, 1518888), (14, 1410396), (21, 940264), (24, 822731), (26, 759444), (28, 705198), (39, 506296), (42, 470132), (52, 379722), (56, 352599), (78, 253148), (84, 235066), (91, 216984), (104, 189861), (156, 126574), (168, 117533), (182, 108492), (273, 72328), (312, 63287), (364, 54246), (546, 36164), (728, 27123), (1092, 18082), (2184, 9041)]