19898976

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:256

約数の個数: 96

約数和(自身を含む): 56337120

約数和(自身を除く): 36438144

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 68, 89, 96, 102, 136, 137, 178, 204, 267, 272, 274, 356, 408, 411, 534, 544, 548, 712, 816, 822, 1068, 1096, 1424, 1513, 1632, 1644, 2136, 2192, 2329, 2848, 3026, 3288, 4272, 4384, 4539, 4658, 6052, 6576, 6987, 8544, 9078, 9316, 12104, 12193, 13152, 13974, 18156, 18632, 24208, 24386, 27948, 36312, 36579, 37264, 48416, 48772, 55896, 72624, 73158, 74528, 97544, 111792, 145248, 146316, 195088, 207281, 223584, 292632, 390176, 414562, 585264, 621843, 829124, 1170528, 1243686, 1658248, 2487372, 3316496, 4974744, 6632992, 9949488, 19898976]

約数ペア:

[(1, 19898976), (2, 9949488), (3, 6632992), (4, 4974744), (6, 3316496), (8, 2487372), (12, 1658248), (16, 1243686), (17, 1170528), (24, 829124), (32, 621843), (34, 585264), (48, 414562), (51, 390176), (68, 292632), (89, 223584), (96, 207281), (102, 195088), (136, 146316), (137, 145248), (178, 111792), (204, 97544), (267, 74528), (272, 73158), (274, 72624), (356, 55896), (408, 48772), (411, 48416), (534, 37264), (544, 36579), (548, 36312), (712, 27948), (816, 24386), (822, 24208), (1068, 18632), (1096, 18156), (1424, 13974), (1513, 13152), (1632, 12193), (1644, 12104), (2136, 9316), (2192, 9078), (2329, 8544), (2848, 6987), (3026, 6576), (3288, 6052), (4272, 4658), (4384, 4539)]