328227584

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{67481}}^1$

素因数の和:67516

約数の個数: 36

約数和(自身を含む): 689666040

約数和(自身を除く): 361438456

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 608, 1216, 2432, 4864, 67481, 134962, 269924, 539848, 1079696, 1282139, 2159392, 2564278, 4318784, 5128556, 8637568, 10257112, 17275136, 20514224, 41028448, 82056896, 164113792, 328227584]

約数ペア:

[(1, 328227584), (2, 164113792), (4, 82056896), (8, 41028448), (16, 20514224), (19, 17275136), (32, 10257112), (38, 8637568), (64, 5128556), (76, 4318784), (128, 2564278), (152, 2159392), (256, 1282139), (304, 1079696), (608, 539848), (1216, 269924), (2432, 134962), (4864, 67481)]