19995187356

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{6469}}^1\times {\mathrm{3733}}^1$

素因数の和:10235

約数の個数: 72

約数和(自身を含む): 52763212320

約数和(自身を除く): 32768024964

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 276, 414, 828, 3733, 6469, 7466, 11199, 12938, 14932, 19407, 22398, 25876, 33597, 38814, 44796, 58221, 67194, 77628, 85859, 116442, 134388, 148787, 171718, 232884, 257577, 297574, 343436, 446361, 515154, 595148, 772731, 892722, 1030308, 1339083, 1545462, 1785444, 2678166, 3090924, 5356332, 24148777, 48297554, 72446331, 96595108, 144892662, 217338993, 289785324, 434677986, 555421871, 869355972, 1110843742, 1666265613, 2221687484, 3332531226, 4998796839, 6665062452, 9997593678, 19995187356]

約数ペア:

[(1, 19995187356), (2, 9997593678), (3, 6665062452), (4, 4998796839), (6, 3332531226), (9, 2221687484), (12, 1666265613), (18, 1110843742), (23, 869355972), (36, 555421871), (46, 434677986), (69, 289785324), (92, 217338993), (138, 144892662), (207, 96595108), (276, 72446331), (414, 48297554), (828, 24148777), (3733, 5356332), (6469, 3090924), (7466, 2678166), (11199, 1785444), (12938, 1545462), (14932, 1339083), (19407, 1030308), (22398, 892722), (25876, 772731), (33597, 595148), (38814, 515154), (44796, 446361), (58221, 343436), (67194, 297574), (77628, 257577), (85859, 232884), (116442, 171718), (134388, 148787)]