20969008

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2999}}^1$

素因数の和:3049

約数の個数: 40

約数和(自身を含む): 44640000

約数和(自身を除く): 23670992

約数列:

[1, 2, 4, 8, 16, 19, 23, 38, 46, 76, 92, 152, 184, 304, 368, 437, 874, 1748, 2999, 3496, 5998, 6992, 11996, 23992, 47984, 56981, 68977, 113962, 137954, 227924, 275908, 455848, 551816, 911696, 1103632, 1310563, 2621126, 5242252, 10484504, 20969008]

約数ペア:

[(1, 20969008), (2, 10484504), (4, 5242252), (8, 2621126), (16, 1310563), (19, 1103632), (23, 911696), (38, 551816), (46, 455848), (76, 275908), (92, 227924), (152, 137954), (184, 113962), (304, 68977), (368, 56981), (437, 47984), (874, 23992), (1748, 11996), (2999, 6992), (3496, 5998)]