20992192

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1097}}^1$

素因数の和:1145

約数の個数: 56

約数和(自身を含む): 46853856

約数和(自身を除く): 25861664

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 32, 46, 52, 64, 92, 104, 184, 208, 299, 368, 416, 598, 736, 832, 1097, 1196, 1472, 2194, 2392, 4388, 4784, 8776, 9568, 14261, 17552, 19136, 25231, 28522, 35104, 50462, 57044, 70208, 100924, 114088, 201848, 228176, 328003, 403696, 456352, 656006, 807392, 912704, 1312012, 1614784, 2624024, 5248048, 10496096, 20992192]

約数ペア:

[(1, 20992192), (2, 10496096), (4, 5248048), (8, 2624024), (13, 1614784), (16, 1312012), (23, 912704), (26, 807392), (32, 656006), (46, 456352), (52, 403696), (64, 328003), (92, 228176), (104, 201848), (184, 114088), (208, 100924), (299, 70208), (368, 57044), (416, 50462), (598, 35104), (736, 28522), (832, 25231), (1097, 19136), (1196, 17552), (1472, 14261), (2194, 9568), (2392, 8776), (4388, 4784)]