20004704

素因数分解:

$2^5\times {\mathrm{47}}^2\times {\mathrm{283}}^1$

素因数の和:387

約数の個数: 36

約数和(自身を含む): 40382244

約数和(自身を除く): 20377540

約数列:

[1, 2, 4, 8, 16, 32, 47, 94, 188, 283, 376, 566, 752, 1132, 1504, 2209, 2264, 4418, 4528, 8836, 9056, 13301, 17672, 26602, 35344, 53204, 70688, 106408, 212816, 425632, 625147, 1250294, 2500588, 5001176, 10002352, 20004704]

約数ペア:

[(1, 20004704), (2, 10002352), (4, 5001176), (8, 2500588), (16, 1250294), (32, 625147), (47, 425632), (94, 212816), (188, 106408), (283, 70688), (376, 53204), (566, 35344), (752, 26602), (1132, 17672), (1504, 13301), (2209, 9056), (2264, 8836), (4418, 4528)]