16398928

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1609}}^1$

素因数の和:1644

約数の個数: 60

約数和(自身を含む): 39828180

約数和(自身を除く): 23429252

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 364, 392, 637, 728, 784, 1274, 1456, 1609, 2548, 3218, 5096, 6436, 10192, 11263, 12872, 20917, 22526, 25744, 41834, 45052, 78841, 83668, 90104, 146419, 157682, 167336, 180208, 292838, 315364, 334672, 585676, 630728, 1024933, 1171352, 1261456, 2049866, 2342704, 4099732, 8199464, 16398928]

約数ペア:

[(1, 16398928), (2, 8199464), (4, 4099732), (7, 2342704), (8, 2049866), (13, 1261456), (14, 1171352), (16, 1024933), (26, 630728), (28, 585676), (49, 334672), (52, 315364), (56, 292838), (91, 180208), (98, 167336), (104, 157682), (112, 146419), (182, 90104), (196, 83668), (208, 78841), (364, 45052), (392, 41834), (637, 25744), (728, 22526), (784, 20917), (1274, 12872), (1456, 11263), (1609, 10192), (2548, 6436), (3218, 5096)]