19441872

素因数分解:

$2^4\times 3^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:181

約数の個数: 120

約数和(自身を含む): 57886920

約数和(自身を除く): 38445048

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 37, 41, 48, 72, 74, 82, 89, 111, 123, 144, 148, 164, 178, 222, 246, 267, 296, 328, 333, 356, 369, 444, 492, 534, 592, 656, 666, 712, 738, 801, 888, 984, 1068, 1332, 1424, 1476, 1517, 1602, 1776, 1968, 2136, 2664, 2952, 3034, 3204, 3293, 3649, 4272, 4551, 5328, 5904, 6068, 6408, 6586, 7298, 9102, 9879, 10947, 12136, 12816, 13172, 13653, 14596, 18204, 19758, 21894, 24272, 26344, 27306, 29192, 29637, 32841, 36408, 39516, 43788, 52688, 54612, 58384, 59274, 65682, 72816, 79032, 87576, 109224, 118548, 131364, 135013, 158064, 175152, 218448, 237096, 262728, 270026, 405039, 474192, 525456, 540052, 810078, 1080104, 1215117, 1620156, 2160208, 2430234, 3240312, 4860468, 6480624, 9720936, 19441872]

約数ペア:

[(1, 19441872), (2, 9720936), (3, 6480624), (4, 4860468), (6, 3240312), (8, 2430234), (9, 2160208), (12, 1620156), (16, 1215117), (18, 1080104), (24, 810078), (36, 540052), (37, 525456), (41, 474192), (48, 405039), (72, 270026), (74, 262728), (82, 237096), (89, 218448), (111, 175152), (123, 158064), (144, 135013), (148, 131364), (164, 118548), (178, 109224), (222, 87576), (246, 79032), (267, 72816), (296, 65682), (328, 59274), (333, 58384), (356, 54612), (369, 52688), (444, 43788), (492, 39516), (534, 36408), (592, 32841), (656, 29637), (666, 29192), (712, 27306), (738, 26344), (801, 24272), (888, 21894), (984, 19758), (1068, 18204), (1332, 14596), (1424, 13653), (1476, 13172), (1517, 12816), (1602, 12136), (1776, 10947), (1968, 9879), (2136, 9102), (2664, 7298), (2952, 6586), (3034, 6408), (3204, 6068), (3293, 5904), (3649, 5328), (4272, 4551)]