20864304

素因数分解:

$2^4\times 3^4\times {\mathrm{17}}^1\times {\mathrm{947}}^1$

素因数の和:984

約数の個数: 100

約数和(自身を含む): 64007064

約数和(自身を除く): 43142760

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 34, 36, 48, 51, 54, 68, 72, 81, 102, 108, 136, 144, 153, 162, 204, 216, 272, 306, 324, 408, 432, 459, 612, 648, 816, 918, 947, 1224, 1296, 1377, 1836, 1894, 2448, 2754, 2841, 3672, 3788, 5508, 5682, 7344, 7576, 8523, 11016, 11364, 15152, 16099, 17046, 22032, 22728, 25569, 32198, 34092, 45456, 48297, 51138, 64396, 68184, 76707, 96594, 102276, 128792, 136368, 144891, 153414, 193188, 204552, 257584, 289782, 306828, 386376, 409104, 434673, 579564, 613656, 772752, 869346, 1159128, 1227312, 1304019, 1738692, 2318256, 2608038, 3477384, 5216076, 6954768, 10432152, 20864304]

約数ペア:

[(1, 20864304), (2, 10432152), (3, 6954768), (4, 5216076), (6, 3477384), (8, 2608038), (9, 2318256), (12, 1738692), (16, 1304019), (17, 1227312), (18, 1159128), (24, 869346), (27, 772752), (34, 613656), (36, 579564), (48, 434673), (51, 409104), (54, 386376), (68, 306828), (72, 289782), (81, 257584), (102, 204552), (108, 193188), (136, 153414), (144, 144891), (153, 136368), (162, 128792), (204, 102276), (216, 96594), (272, 76707), (306, 68184), (324, 64396), (408, 51138), (432, 48297), (459, 45456), (612, 34092), (648, 32198), (816, 25569), (918, 22728), (947, 22032), (1224, 17046), (1296, 16099), (1377, 15152), (1836, 11364), (1894, 11016), (2448, 8523), (2754, 7576), (2841, 7344), (3672, 5682), (3788, 5508)]