20009358736

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{1109}}^1\times {\mathrm{59351}}^1$

素因数の和:60487

約数の個数: 40

約数和(自身を含む): 40846046400

約数和(自身を除く): 20836687664

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 1109, 2218, 4436, 8872, 17744, 21071, 42142, 59351, 84284, 118702, 168568, 237404, 337136, 474808, 949616, 1127669, 2255338, 4510676, 9021352, 18042704, 65820259, 131640518, 263281036, 526562072, 1053124144, 1250584921, 2501169842, 5002339684, 10004679368, 20009358736]

約数ペア:

[(1, 20009358736), (2, 10004679368), (4, 5002339684), (8, 2501169842), (16, 1250584921), (19, 1053124144), (38, 526562072), (76, 263281036), (152, 131640518), (304, 65820259), (1109, 18042704), (2218, 9021352), (4436, 4510676), (8872, 2255338), (17744, 1127669), (21071, 949616), (42142, 474808), (59351, 337136), (84284, 237404), (118702, 168568)]