20776504

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{9049}}^1$

素因数の和:9103

約数の個数: 32

約数和(自身を含む): 45612000

約数和(自身を除く): 24835496

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 82, 164, 287, 328, 574, 1148, 2296, 9049, 18098, 36196, 63343, 72392, 126686, 253372, 371009, 506744, 742018, 1484036, 2597063, 2968072, 5194126, 10388252, 20776504]

約数ペア:

[(1, 20776504), (2, 10388252), (4, 5194126), (7, 2968072), (8, 2597063), (14, 1484036), (28, 742018), (41, 506744), (56, 371009), (82, 253372), (164, 126686), (287, 72392), (328, 63343), (574, 36196), (1148, 18098), (2296, 9049)]