16831720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{22147}}^1$

素因数の和:22177

約数の個数: 32

約数和(自身を含む): 39866400

約数和(自身を除く): 23034680

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 22147, 44294, 88588, 110735, 177176, 221470, 420793, 442940, 841586, 885880, 1683172, 2103965, 3366344, 4207930, 8415860, 16831720]

約数ペア:

[(1, 16831720), (2, 8415860), (4, 4207930), (5, 3366344), (8, 2103965), (10, 1683172), (19, 885880), (20, 841586), (38, 442940), (40, 420793), (76, 221470), (95, 177176), (152, 110735), (190, 88588), (380, 44294), (760, 22147)]