18631097215

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{311}}^1\times {\mathrm{30643}}^1$

素因数の和:30999

約数の個数: 32

約数和(自身を含む): 24781925376

約数和(自身を除く): 6150828161

約数列:

[1, 5, 17, 23, 85, 115, 311, 391, 1555, 1955, 5287, 7153, 26435, 30643, 35765, 121601, 153215, 520931, 608005, 704789, 2604655, 3523945, 9529973, 11981413, 47649865, 59907065, 162009541, 219189379, 810047705, 1095946895, 3726219443, 18631097215]

約数ペア:

[(1, 18631097215), (5, 3726219443), (17, 1095946895), (23, 810047705), (85, 219189379), (115, 162009541), (311, 59907065), (391, 47649865), (1555, 11981413), (1955, 9529973), (5287, 3523945), (7153, 2604655), (26435, 704789), (30643, 608005), (35765, 520931), (121601, 153215)]