19921180384

素因数分解:

$2^5\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1677997}}^1$

素因数の和:1678067

約数の個数: 48

約数和(自身を含む): 45668393568

約数和(自身を除く): 25747213184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 53, 56, 106, 112, 212, 224, 371, 424, 742, 848, 1484, 1696, 2968, 5936, 11872, 1677997, 3355994, 6711988, 11745979, 13423976, 23491958, 26847952, 46983916, 53695904, 88933841, 93967832, 177867682, 187935664, 355735364, 375871328, 622536887, 711470728, 1245073774, 1422941456, 2490147548, 2845882912, 4980295096, 9960590192, 19921180384]

約数ペア:

[(1, 19921180384), (2, 9960590192), (4, 4980295096), (7, 2845882912), (8, 2490147548), (14, 1422941456), (16, 1245073774), (28, 711470728), (32, 622536887), (53, 375871328), (56, 355735364), (106, 187935664), (112, 177867682), (212, 93967832), (224, 88933841), (371, 53695904), (424, 46983916), (742, 26847952), (848, 23491958), (1484, 13423976), (1696, 11745979), (2968, 6711988), (5936, 3355994), (11872, 1677997)]