201916190

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{40627}}^1$

素因数の和:40712

約数の個数: 32

約数和(自身を含む): 421231104

約数和(自身を除く): 219314914

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 710, 994, 2485, 4970, 40627, 81254, 203135, 284389, 406270, 568778, 1421945, 2843890, 2884517, 5769034, 14422585, 20191619, 28845170, 40383238, 100958095, 201916190]

約数ペア:

[(1, 201916190), (2, 100958095), (5, 40383238), (7, 28845170), (10, 20191619), (14, 14422585), (35, 5769034), (70, 2884517), (71, 2843890), (142, 1421945), (355, 568778), (497, 406270), (710, 284389), (994, 203135), (2485, 81254), (4970, 40627)]