19963104

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{487}}^1$

素因数の和:568

約数の個数: 96

約数和(自身を含む): 60996096

約数和(自身を除く): 41032992

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 61, 84, 96, 112, 122, 168, 183, 224, 244, 336, 366, 427, 487, 488, 672, 732, 854, 974, 976, 1281, 1461, 1464, 1708, 1948, 1952, 2562, 2922, 2928, 3409, 3416, 3896, 5124, 5844, 5856, 6818, 6832, 7792, 10227, 10248, 11688, 13636, 13664, 15584, 20454, 20496, 23376, 27272, 29707, 40908, 40992, 46752, 54544, 59414, 81816, 89121, 109088, 118828, 163632, 178242, 207949, 237656, 327264, 356484, 415898, 475312, 623847, 712968, 831796, 950624, 1247694, 1425936, 1663592, 2495388, 2851872, 3327184, 4990776, 6654368, 9981552, 19963104]

約数ペア:

[(1, 19963104), (2, 9981552), (3, 6654368), (4, 4990776), (6, 3327184), (7, 2851872), (8, 2495388), (12, 1663592), (14, 1425936), (16, 1247694), (21, 950624), (24, 831796), (28, 712968), (32, 623847), (42, 475312), (48, 415898), (56, 356484), (61, 327264), (84, 237656), (96, 207949), (112, 178242), (122, 163632), (168, 118828), (183, 109088), (224, 89121), (244, 81816), (336, 59414), (366, 54544), (427, 46752), (487, 40992), (488, 40908), (672, 29707), (732, 27272), (854, 23376), (974, 20496), (976, 20454), (1281, 15584), (1461, 13664), (1464, 13636), (1708, 11688), (1948, 10248), (1952, 10227), (2562, 7792), (2922, 6832), (2928, 6818), (3409, 5856), (3416, 5844), (3896, 5124)]