18463848

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:159

約数の個数: 128

約数和(自身を含む): 54190080

約数和(自身を除く): 35726232

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 23, 24, 26, 31, 39, 46, 52, 62, 69, 78, 83, 92, 93, 104, 124, 138, 156, 166, 184, 186, 248, 249, 276, 299, 312, 332, 372, 403, 498, 552, 598, 664, 713, 744, 806, 897, 996, 1079, 1196, 1209, 1426, 1612, 1794, 1909, 1992, 2139, 2158, 2392, 2418, 2573, 2852, 3224, 3237, 3588, 3818, 4278, 4316, 4836, 5146, 5704, 5727, 6474, 7176, 7636, 7719, 8556, 8632, 9269, 9672, 10292, 11454, 12948, 15272, 15438, 17112, 18538, 20584, 22908, 24817, 25896, 27807, 30876, 33449, 37076, 45816, 49634, 55614, 59179, 61752, 66898, 74152, 74451, 99268, 100347, 111228, 118358, 133796, 148902, 177537, 198536, 200694, 222456, 236716, 267592, 297804, 355074, 401388, 473432, 595608, 710148, 769327, 802776, 1420296, 1538654, 2307981, 3077308, 4615962, 6154616, 9231924, 18463848]

約数ペア:

[(1, 18463848), (2, 9231924), (3, 6154616), (4, 4615962), (6, 3077308), (8, 2307981), (12, 1538654), (13, 1420296), (23, 802776), (24, 769327), (26, 710148), (31, 595608), (39, 473432), (46, 401388), (52, 355074), (62, 297804), (69, 267592), (78, 236716), (83, 222456), (92, 200694), (93, 198536), (104, 177537), (124, 148902), (138, 133796), (156, 118358), (166, 111228), (184, 100347), (186, 99268), (248, 74451), (249, 74152), (276, 66898), (299, 61752), (312, 59179), (332, 55614), (372, 49634), (403, 45816), (498, 37076), (552, 33449), (598, 30876), (664, 27807), (713, 25896), (744, 24817), (806, 22908), (897, 20584), (996, 18538), (1079, 17112), (1196, 15438), (1209, 15272), (1426, 12948), (1612, 11454), (1794, 10292), (1909, 9672), (1992, 9269), (2139, 8632), (2158, 8556), (2392, 7719), (2418, 7636), (2573, 7176), (2852, 6474), (3224, 5727), (3237, 5704), (3588, 5146), (3818, 4836), (4278, 4316)]