19316368

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{487}}^1$

素因数の和:599

約数の個数: 40

約数和(自身を含む): 39090752

約数和(自身を除く): 19774384

約数列:

[1, 2, 4, 8, 16, 37, 67, 74, 134, 148, 268, 296, 487, 536, 592, 974, 1072, 1948, 2479, 3896, 4958, 7792, 9916, 18019, 19832, 32629, 36038, 39664, 65258, 72076, 130516, 144152, 261032, 288304, 522064, 1207273, 2414546, 4829092, 9658184, 19316368]

約数ペア:

[(1, 19316368), (2, 9658184), (4, 4829092), (8, 2414546), (16, 1207273), (37, 522064), (67, 288304), (74, 261032), (134, 144152), (148, 130516), (268, 72076), (296, 65258), (487, 39664), (536, 36038), (592, 32629), (974, 19832), (1072, 18019), (1948, 9916), (2479, 7792), (3896, 4958)]