20173439916

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1096621}}^1$

素因数の和:1096711

約数の個数: 72

約数和(自身を含む): 59077220384

約数和(自身を除く): 38903780468

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 73, 84, 126, 146, 219, 252, 292, 438, 511, 657, 876, 1022, 1314, 1533, 2044, 2628, 3066, 4599, 6132, 9198, 18396, 1096621, 2193242, 3289863, 4386484, 6579726, 7676347, 9869589, 13159452, 15352694, 19739178, 23029041, 30705388, 39478356, 46058082, 69087123, 80053333, 92116164, 138174246, 160106666, 240159999, 276348492, 320213332, 480319998, 560373331, 720479997, 960639996, 1120746662, 1440959994, 1681119993, 2241493324, 2881919988, 3362239986, 5043359979, 6724479972, 10086719958, 20173439916]

約数ペア:

[(1, 20173439916), (2, 10086719958), (3, 6724479972), (4, 5043359979), (6, 3362239986), (7, 2881919988), (9, 2241493324), (12, 1681119993), (14, 1440959994), (18, 1120746662), (21, 960639996), (28, 720479997), (36, 560373331), (42, 480319998), (63, 320213332), (73, 276348492), (84, 240159999), (126, 160106666), (146, 138174246), (219, 92116164), (252, 80053333), (292, 69087123), (438, 46058082), (511, 39478356), (657, 30705388), (876, 23029041), (1022, 19739178), (1314, 15352694), (1533, 13159452), (2044, 9869589), (2628, 7676347), (3066, 6579726), (4599, 4386484), (6132, 3289863), (9198, 2193242), (18396, 1096621)]