28266984

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{20663}}^1$

素因数の和:20694

約数の個数: 48

約数和(自身を含む): 80589600

約数和(自身を除く): 52322616

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 20663, 41326, 61989, 82652, 123978, 165304, 185967, 247956, 371934, 392597, 495912, 743868, 785194, 1177791, 1487736, 1570388, 2355582, 3140776, 3533373, 4711164, 7066746, 9422328, 14133492, 28266984]

約数ペア:

[(1, 28266984), (2, 14133492), (3, 9422328), (4, 7066746), (6, 4711164), (8, 3533373), (9, 3140776), (12, 2355582), (18, 1570388), (19, 1487736), (24, 1177791), (36, 785194), (38, 743868), (57, 495912), (72, 392597), (76, 371934), (114, 247956), (152, 185967), (171, 165304), (228, 123978), (342, 82652), (456, 61989), (684, 41326), (1368, 20663)]