20120162364

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{656749}}^1$

素因数の和:656819

約数の個数: 72

約数和(自身を含む): 54504996000

約数和(自身を除く): 34384833636

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 37, 46, 69, 74, 92, 111, 138, 148, 207, 222, 276, 333, 414, 444, 666, 828, 851, 1332, 1702, 2553, 3404, 5106, 7659, 10212, 15318, 30636, 656749, 1313498, 1970247, 2626996, 3940494, 5910741, 7880988, 11821482, 15105227, 23642964, 24299713, 30210454, 45315681, 48599426, 60420908, 72899139, 90631362, 97198852, 135947043, 145798278, 181262724, 218697417, 271894086, 291596556, 437394834, 543788172, 558893399, 874789668, 1117786798, 1676680197, 2235573596, 3353360394, 5030040591, 6706720788, 10060081182, 20120162364]

約数ペア:

[(1, 20120162364), (2, 10060081182), (3, 6706720788), (4, 5030040591), (6, 3353360394), (9, 2235573596), (12, 1676680197), (18, 1117786798), (23, 874789668), (36, 558893399), (37, 543788172), (46, 437394834), (69, 291596556), (74, 271894086), (92, 218697417), (111, 181262724), (138, 145798278), (148, 135947043), (207, 97198852), (222, 90631362), (276, 72899139), (333, 60420908), (414, 48599426), (444, 45315681), (666, 30210454), (828, 24299713), (851, 23642964), (1332, 15105227), (1702, 11821482), (2553, 7880988), (3404, 5910741), (5106, 3940494), (7659, 2626996), (10212, 1970247), (15318, 1313498), (30636, 656749)]