38891988

素因数分解:

$2^2\times 3^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{307}}^1$

素因数の和:363

約数の個数: 120

約数和(自身を含む): 112698432

約数和(自身を除く): 73806444

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 23, 27, 34, 36, 46, 51, 54, 68, 69, 81, 92, 102, 108, 138, 153, 162, 204, 207, 276, 306, 307, 324, 391, 414, 459, 612, 614, 621, 782, 828, 918, 921, 1173, 1228, 1242, 1377, 1564, 1836, 1842, 1863, 2346, 2484, 2754, 2763, 3519, 3684, 3726, 4692, 5219, 5508, 5526, 7038, 7061, 7452, 8289, 10438, 10557, 11052, 14076, 14122, 15657, 16578, 20876, 21114, 21183, 24867, 28244, 31314, 31671, 33156, 42228, 42366, 46971, 49734, 62628, 63342, 63549, 84732, 93942, 99468, 120037, 126684, 127098, 140913, 187884, 190647, 240074, 254196, 281826, 360111, 381294, 422739, 480148, 563652, 571941, 720222, 762588, 845478, 1080333, 1143882, 1440444, 1690956, 2160666, 2287764, 3240999, 4321332, 6481998, 9722997, 12963996, 19445994, 38891988]

約数ペア:

[(1, 38891988), (2, 19445994), (3, 12963996), (4, 9722997), (6, 6481998), (9, 4321332), (12, 3240999), (17, 2287764), (18, 2160666), (23, 1690956), (27, 1440444), (34, 1143882), (36, 1080333), (46, 845478), (51, 762588), (54, 720222), (68, 571941), (69, 563652), (81, 480148), (92, 422739), (102, 381294), (108, 360111), (138, 281826), (153, 254196), (162, 240074), (204, 190647), (207, 187884), (276, 140913), (306, 127098), (307, 126684), (324, 120037), (391, 99468), (414, 93942), (459, 84732), (612, 63549), (614, 63342), (621, 62628), (782, 49734), (828, 46971), (918, 42366), (921, 42228), (1173, 33156), (1228, 31671), (1242, 31314), (1377, 28244), (1564, 24867), (1836, 21183), (1842, 21114), (1863, 20876), (2346, 16578), (2484, 15657), (2754, 14122), (2763, 14076), (3519, 11052), (3684, 10557), (3726, 10438), (4692, 8289), (5219, 7452), (5508, 7061), (5526, 7038)]