20823392

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1181}}^1$

素因数の和:1239

約数の個数: 48

約数和(自身を含む): 44679600

約数和(自身を除く): 23856208

約数列:

[1, 2, 4, 8, 16, 19, 29, 32, 38, 58, 76, 116, 152, 232, 304, 464, 551, 608, 928, 1102, 1181, 2204, 2362, 4408, 4724, 8816, 9448, 17632, 18896, 22439, 34249, 37792, 44878, 68498, 89756, 136996, 179512, 273992, 359024, 547984, 650731, 718048, 1095968, 1301462, 2602924, 5205848, 10411696, 20823392]

約数ペア:

[(1, 20823392), (2, 10411696), (4, 5205848), (8, 2602924), (16, 1301462), (19, 1095968), (29, 718048), (32, 650731), (38, 547984), (58, 359024), (76, 273992), (116, 179512), (152, 136996), (232, 89756), (304, 68498), (464, 44878), (551, 37792), (608, 34249), (928, 22439), (1102, 18896), (1181, 17632), (2204, 9448), (2362, 8816), (4408, 4724)]