20195584384

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{299389}}^1$

素因数の和:299451

約数の個数: 64

約数和(自身を含む): 43974403200

約数和(自身を除く): 23778818816

約数列:

[1, 2, 4, 8, 16, 17, 31, 32, 34, 62, 64, 68, 124, 128, 136, 248, 272, 496, 527, 544, 992, 1054, 1088, 1984, 2108, 2176, 3968, 4216, 8432, 16864, 33728, 67456, 299389, 598778, 1197556, 2395112, 4790224, 5089613, 9281059, 9580448, 10179226, 18562118, 19160896, 20358452, 37124236, 38321792, 40716904, 74248472, 81433808, 148496944, 157778003, 162867616, 296993888, 315556006, 325735232, 593987776, 631112012, 651470464, 1187975552, 1262224024, 2524448048, 5048896096, 10097792192, 20195584384]

約数ペア:

[(1, 20195584384), (2, 10097792192), (4, 5048896096), (8, 2524448048), (16, 1262224024), (17, 1187975552), (31, 651470464), (32, 631112012), (34, 593987776), (62, 325735232), (64, 315556006), (68, 296993888), (124, 162867616), (128, 157778003), (136, 148496944), (248, 81433808), (272, 74248472), (496, 40716904), (527, 38321792), (544, 37124236), (992, 20358452), (1054, 19160896), (1088, 18562118), (1984, 10179226), (2108, 9580448), (2176, 9281059), (3968, 5089613), (4216, 4790224), (8432, 2395112), (16864, 1197556), (33728, 598778), (67456, 299389)]