20185459042

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{362357}}^1$

素因数の和:362562

約数の個数: 32

約数和(自身を含む): 36316968192

約数和(自身を除く): 16131509150

約数列:

[1, 2, 7, 14, 23, 46, 161, 173, 322, 346, 1211, 2422, 3979, 7958, 27853, 55706, 362357, 724714, 2536499, 5072998, 8334211, 16668422, 58339477, 62687761, 116678954, 125375522, 438814327, 877628654, 1441818503, 2883637006, 10092729521, 20185459042]

約数ペア:

[(1, 20185459042), (2, 10092729521), (7, 2883637006), (14, 1441818503), (23, 877628654), (46, 438814327), (161, 125375522), (173, 116678954), (322, 62687761), (346, 58339477), (1211, 16668422), (2422, 8334211), (3979, 5072998), (7958, 2536499), (27853, 724714), (55706, 362357)]