18435328

素因数分解:

$2^8\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:171

約数の個数: 72

約数和(自身を含む): 40029696

約数和(自身を除く): 21594368

約数列:

[1, 2, 4, 8, 16, 23, 31, 32, 46, 62, 64, 92, 101, 124, 128, 184, 202, 248, 256, 368, 404, 496, 713, 736, 808, 992, 1426, 1472, 1616, 1984, 2323, 2852, 2944, 3131, 3232, 3968, 4646, 5704, 5888, 6262, 6464, 7936, 9292, 11408, 12524, 12928, 18584, 22816, 25048, 25856, 37168, 45632, 50096, 72013, 74336, 91264, 100192, 144026, 148672, 182528, 200384, 288052, 297344, 400768, 576104, 594688, 801536, 1152208, 2304416, 4608832, 9217664, 18435328]

約数ペア:

[(1, 18435328), (2, 9217664), (4, 4608832), (8, 2304416), (16, 1152208), (23, 801536), (31, 594688), (32, 576104), (46, 400768), (62, 297344), (64, 288052), (92, 200384), (101, 182528), (124, 148672), (128, 144026), (184, 100192), (202, 91264), (248, 74336), (256, 72013), (368, 50096), (404, 45632), (496, 37168), (713, 25856), (736, 25048), (808, 22816), (992, 18584), (1426, 12928), (1472, 12524), (1616, 11408), (1984, 9292), (2323, 7936), (2852, 6464), (2944, 6262), (3131, 5888), (3232, 5704), (3968, 4646)]