20741039856

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^2\times {\mathrm{498391}}^1$

素因数の和:498439

約数の個数: 90

約数和(自身を含む): 61661556632

約数和(自身を除く): 40920516776

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 34, 36, 48, 51, 68, 72, 102, 136, 144, 153, 204, 272, 289, 306, 408, 578, 612, 816, 867, 1156, 1224, 1734, 2312, 2448, 2601, 3468, 4624, 5202, 6936, 10404, 13872, 20808, 41616, 498391, 996782, 1495173, 1993564, 2990346, 3987128, 4485519, 5980692, 7974256, 8472647, 8971038, 11961384, 16945294, 17942076, 23922768, 25417941, 33890588, 35884152, 50835882, 67781176, 71768304, 76253823, 101671764, 135562352, 144034999, 152507646, 203343528, 288069998, 305015292, 406687056, 432104997, 576139996, 610030584, 864209994, 1152279992, 1220061168, 1296314991, 1728419988, 2304559984, 2592629982, 3456839976, 5185259964, 6913679952, 10370519928, 20741039856]

約数ペア:

[(1, 20741039856), (2, 10370519928), (3, 6913679952), (4, 5185259964), (6, 3456839976), (8, 2592629982), (9, 2304559984), (12, 1728419988), (16, 1296314991), (17, 1220061168), (18, 1152279992), (24, 864209994), (34, 610030584), (36, 576139996), (48, 432104997), (51, 406687056), (68, 305015292), (72, 288069998), (102, 203343528), (136, 152507646), (144, 144034999), (153, 135562352), (204, 101671764), (272, 76253823), (289, 71768304), (306, 67781176), (408, 50835882), (578, 35884152), (612, 33890588), (816, 25417941), (867, 23922768), (1156, 17942076), (1224, 16945294), (1734, 11961384), (2312, 8971038), (2448, 8472647), (2601, 7974256), (3468, 5980692), (4624, 4485519), (5202, 3987128), (6936, 2990346), (10404, 1993564), (13872, 1495173), (20808, 996782), (41616, 498391)]