19369792

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{751}}^1$

素因数の和:807

約数の個数: 56

約数和(自身を含む): 42785792

約数和(自身を除く): 23416000

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 208, 248, 403, 416, 496, 751, 806, 832, 992, 1502, 1612, 1984, 3004, 3224, 6008, 6448, 9763, 12016, 12896, 19526, 23281, 24032, 25792, 39052, 46562, 48064, 78104, 93124, 156208, 186248, 302653, 312416, 372496, 605306, 624832, 744992, 1210612, 1489984, 2421224, 4842448, 9684896, 19369792]

約数ペア:

[(1, 19369792), (2, 9684896), (4, 4842448), (8, 2421224), (13, 1489984), (16, 1210612), (26, 744992), (31, 624832), (32, 605306), (52, 372496), (62, 312416), (64, 302653), (104, 186248), (124, 156208), (208, 93124), (248, 78104), (403, 48064), (416, 46562), (496, 39052), (751, 25792), (806, 24032), (832, 23281), (992, 19526), (1502, 12896), (1612, 12016), (1984, 9763), (3004, 6448), (3224, 6008)]