19423872

素因数分解:

$2^7\times 3^2\times {\mathrm{13}}^1\times {\mathrm{1297}}^1$

素因数の和:1330

約数の個数: 96

約数和(自身を含む): 60240180

約数和(自身を除く): 40816308

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 72, 78, 96, 104, 117, 128, 144, 156, 192, 208, 234, 288, 312, 384, 416, 468, 576, 624, 832, 936, 1152, 1248, 1297, 1664, 1872, 2496, 2594, 3744, 3891, 4992, 5188, 7488, 7782, 10376, 11673, 14976, 15564, 16861, 20752, 23346, 31128, 33722, 41504, 46692, 50583, 62256, 67444, 83008, 93384, 101166, 124512, 134888, 151749, 166016, 186768, 202332, 249024, 269776, 303498, 373536, 404664, 498048, 539552, 606996, 747072, 809328, 1079104, 1213992, 1494144, 1618656, 2158208, 2427984, 3237312, 4855968, 6474624, 9711936, 19423872]

約数ペア:

[(1, 19423872), (2, 9711936), (3, 6474624), (4, 4855968), (6, 3237312), (8, 2427984), (9, 2158208), (12, 1618656), (13, 1494144), (16, 1213992), (18, 1079104), (24, 809328), (26, 747072), (32, 606996), (36, 539552), (39, 498048), (48, 404664), (52, 373536), (64, 303498), (72, 269776), (78, 249024), (96, 202332), (104, 186768), (117, 166016), (128, 151749), (144, 134888), (156, 124512), (192, 101166), (208, 93384), (234, 83008), (288, 67444), (312, 62256), (384, 50583), (416, 46692), (468, 41504), (576, 33722), (624, 31128), (832, 23346), (936, 20752), (1152, 16861), (1248, 15564), (1297, 14976), (1664, 11673), (1872, 10376), (2496, 7782), (2594, 7488), (3744, 5188), (3891, 4992)]