19326580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:114

約数の個数: 144

約数和(自身を含む): 53491536

約数和(自身を除く): 34164956

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 37, 41, 49, 52, 65, 70, 74, 82, 91, 98, 130, 140, 148, 164, 182, 185, 196, 205, 245, 259, 260, 287, 364, 370, 410, 455, 481, 490, 518, 533, 574, 637, 740, 820, 910, 962, 980, 1036, 1066, 1148, 1274, 1295, 1435, 1517, 1813, 1820, 1924, 2009, 2132, 2405, 2548, 2590, 2665, 2870, 3034, 3185, 3367, 3626, 3731, 4018, 4810, 5180, 5330, 5740, 6068, 6370, 6734, 7252, 7462, 7585, 8036, 9065, 9620, 10045, 10619, 10660, 12740, 13468, 14924, 15170, 16835, 18130, 18655, 19721, 20090, 21238, 23569, 26117, 30340, 33670, 36260, 37310, 39442, 40180, 42476, 47138, 52234, 53095, 67340, 74333, 74620, 78884, 94276, 98605, 104468, 106190, 117845, 130585, 138047, 148666, 197210, 212380, 235690, 261170, 276094, 297332, 371665, 394420, 471380, 522340, 552188, 690235, 743330, 966329, 1380470, 1486660, 1932658, 2760940, 3865316, 4831645, 9663290, 19326580]

約数ペア:

[(1, 19326580), (2, 9663290), (4, 4831645), (5, 3865316), (7, 2760940), (10, 1932658), (13, 1486660), (14, 1380470), (20, 966329), (26, 743330), (28, 690235), (35, 552188), (37, 522340), (41, 471380), (49, 394420), (52, 371665), (65, 297332), (70, 276094), (74, 261170), (82, 235690), (91, 212380), (98, 197210), (130, 148666), (140, 138047), (148, 130585), (164, 117845), (182, 106190), (185, 104468), (196, 98605), (205, 94276), (245, 78884), (259, 74620), (260, 74333), (287, 67340), (364, 53095), (370, 52234), (410, 47138), (455, 42476), (481, 40180), (490, 39442), (518, 37310), (533, 36260), (574, 33670), (637, 30340), (740, 26117), (820, 23569), (910, 21238), (962, 20090), (980, 19721), (1036, 18655), (1066, 18130), (1148, 16835), (1274, 15170), (1295, 14924), (1435, 13468), (1517, 12740), (1813, 10660), (1820, 10619), (1924, 10045), (2009, 9620), (2132, 9065), (2405, 8036), (2548, 7585), (2590, 7462), (2665, 7252), (2870, 6734), (3034, 6370), (3185, 6068), (3367, 5740), (3626, 5330), (3731, 5180), (4018, 4810)]