19393968

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1597}}^1$

素因数の和:1642

約数の個数: 80

約数和(自身を含む): 57067776

約数和(自身を除く): 37673808

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 23, 24, 33, 44, 46, 48, 66, 69, 88, 92, 132, 138, 176, 184, 253, 264, 276, 368, 506, 528, 552, 759, 1012, 1104, 1518, 1597, 2024, 3036, 3194, 4048, 4791, 6072, 6388, 9582, 12144, 12776, 17567, 19164, 25552, 35134, 36731, 38328, 52701, 70268, 73462, 76656, 105402, 110193, 140536, 146924, 210804, 220386, 281072, 293848, 404041, 421608, 440772, 587696, 808082, 843216, 881544, 1212123, 1616164, 1763088, 2424246, 3232328, 4848492, 6464656, 9696984, 19393968]

約数ペア:

[(1, 19393968), (2, 9696984), (3, 6464656), (4, 4848492), (6, 3232328), (8, 2424246), (11, 1763088), (12, 1616164), (16, 1212123), (22, 881544), (23, 843216), (24, 808082), (33, 587696), (44, 440772), (46, 421608), (48, 404041), (66, 293848), (69, 281072), (88, 220386), (92, 210804), (132, 146924), (138, 140536), (176, 110193), (184, 105402), (253, 76656), (264, 73462), (276, 70268), (368, 52701), (506, 38328), (528, 36731), (552, 35134), (759, 25552), (1012, 19164), (1104, 17567), (1518, 12776), (1597, 12144), (2024, 9582), (3036, 6388), (3194, 6072), (4048, 4791)]