20121336

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^2\times {\mathrm{967}}^1$

素因数の和:1013

約数の個数: 72

約数和(自身を含む): 57949320

約数和(自身を除く): 37827984

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 34, 36, 51, 68, 72, 102, 136, 153, 204, 289, 306, 408, 578, 612, 867, 967, 1156, 1224, 1734, 1934, 2312, 2601, 2901, 3468, 3868, 5202, 5802, 6936, 7736, 8703, 10404, 11604, 16439, 17406, 20808, 23208, 32878, 34812, 49317, 65756, 69624, 98634, 131512, 147951, 197268, 279463, 295902, 394536, 558926, 591804, 838389, 1117852, 1183608, 1676778, 2235704, 2515167, 3353556, 5030334, 6707112, 10060668, 20121336]

約数ペア:

[(1, 20121336), (2, 10060668), (3, 6707112), (4, 5030334), (6, 3353556), (8, 2515167), (9, 2235704), (12, 1676778), (17, 1183608), (18, 1117852), (24, 838389), (34, 591804), (36, 558926), (51, 394536), (68, 295902), (72, 279463), (102, 197268), (136, 147951), (153, 131512), (204, 98634), (289, 69624), (306, 65756), (408, 49317), (578, 34812), (612, 32878), (867, 23208), (967, 20808), (1156, 17406), (1224, 16439), (1734, 11604), (1934, 10404), (2312, 8703), (2601, 7736), (2901, 6936), (3468, 5802), (3868, 5202)]