18996279117

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{821}}^1\times {\mathrm{4723}}^1$

素因数の和:5641

約数の個数: 32

約数和(自身を含む): 26840180736

約数和(自身を除く): 7843901619

約数列:

[1, 3, 23, 69, 71, 213, 821, 1633, 2463, 4723, 4899, 14169, 18883, 56649, 58291, 108629, 174873, 325887, 335333, 1005999, 1340693, 3877583, 4022079, 7712659, 11632749, 23137977, 89184409, 267553227, 275308393, 825925179, 6332093039, 18996279117]

約数ペア:

[(1, 18996279117), (3, 6332093039), (23, 825925179), (69, 275308393), (71, 267553227), (213, 89184409), (821, 23137977), (1633, 11632749), (2463, 7712659), (4723, 4022079), (4899, 3877583), (14169, 1340693), (18883, 1005999), (56649, 335333), (58291, 325887), (108629, 174873)]