19854384

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1213}}^1$

素因数の和:1266

約数の個数: 80

約数和(自身を含む): 57805824

約数和(自身を除く): 37951440

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 31, 33, 44, 48, 62, 66, 88, 93, 124, 132, 176, 186, 248, 264, 341, 372, 496, 528, 682, 744, 1023, 1213, 1364, 1488, 2046, 2426, 2728, 3639, 4092, 4852, 5456, 7278, 8184, 9704, 13343, 14556, 16368, 19408, 26686, 29112, 37603, 40029, 53372, 58224, 75206, 80058, 106744, 112809, 150412, 160116, 213488, 225618, 300824, 320232, 413633, 451236, 601648, 640464, 827266, 902472, 1240899, 1654532, 1804944, 2481798, 3309064, 4963596, 6618128, 9927192, 19854384]

約数ペア:

[(1, 19854384), (2, 9927192), (3, 6618128), (4, 4963596), (6, 3309064), (8, 2481798), (11, 1804944), (12, 1654532), (16, 1240899), (22, 902472), (24, 827266), (31, 640464), (33, 601648), (44, 451236), (48, 413633), (62, 320232), (66, 300824), (88, 225618), (93, 213488), (124, 160116), (132, 150412), (176, 112809), (186, 106744), (248, 80058), (264, 75206), (341, 58224), (372, 53372), (496, 40029), (528, 37603), (682, 29112), (744, 26686), (1023, 19408), (1213, 16368), (1364, 14556), (1488, 13343), (2046, 9704), (2426, 8184), (2728, 7278), (3639, 5456), (4092, 4852)]