19388970

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:202

約数の個数: 96

約数和(自身を含む): 53464320

約数和(自身を除く): 34075350

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 79, 81, 90, 101, 135, 158, 162, 202, 237, 243, 270, 303, 395, 405, 474, 486, 505, 606, 711, 790, 810, 909, 1010, 1185, 1215, 1422, 1515, 1818, 2133, 2370, 2430, 2727, 3030, 3555, 4266, 4545, 5454, 6399, 7110, 7979, 8181, 9090, 10665, 12798, 13635, 15958, 16362, 19197, 21330, 23937, 24543, 27270, 31995, 38394, 39895, 40905, 47874, 49086, 63990, 71811, 79790, 81810, 95985, 119685, 122715, 143622, 191970, 215433, 239370, 245430, 359055, 430866, 646299, 718110, 1077165, 1292598, 1938897, 2154330, 3231495, 3877794, 6462990, 9694485, 19388970]

約数ペア:

[(1, 19388970), (2, 9694485), (3, 6462990), (5, 3877794), (6, 3231495), (9, 2154330), (10, 1938897), (15, 1292598), (18, 1077165), (27, 718110), (30, 646299), (45, 430866), (54, 359055), (79, 245430), (81, 239370), (90, 215433), (101, 191970), (135, 143622), (158, 122715), (162, 119685), (202, 95985), (237, 81810), (243, 79790), (270, 71811), (303, 63990), (395, 49086), (405, 47874), (474, 40905), (486, 39895), (505, 38394), (606, 31995), (711, 27270), (790, 24543), (810, 23937), (909, 21330), (1010, 19197), (1185, 16362), (1215, 15958), (1422, 13635), (1515, 12798), (1818, 10665), (2133, 9090), (2370, 8181), (2430, 7979), (2727, 7110), (3030, 6399), (3555, 5454), (4266, 4545)]