20121078456

素因数分解:

$2^3\times 3^5\times {\mathrm{83}}^1\times {\mathrm{124703}}^1$

素因数の和:124807

約数の個数: 96

約数和(自身を含む): 57194242560

約数和(自身を除く): 37073164104

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 83, 108, 162, 166, 216, 243, 249, 324, 332, 486, 498, 648, 664, 747, 972, 996, 1494, 1944, 1992, 2241, 2988, 4482, 5976, 6723, 8964, 13446, 17928, 20169, 26892, 40338, 53784, 80676, 124703, 161352, 249406, 374109, 498812, 748218, 997624, 1122327, 1496436, 2244654, 2992872, 3366981, 4489308, 6733962, 8978616, 10100943, 10350349, 13467924, 20201886, 20700698, 26935848, 30302829, 31051047, 40403772, 41401396, 60605658, 62102094, 80807544, 82802792, 93153141, 121211316, 124204188, 186306282, 242422632, 248408376, 279459423, 372612564, 558918846, 745225128, 838378269, 1117837692, 1676756538, 2235675384, 2515134807, 3353513076, 5030269614, 6707026152, 10060539228, 20121078456]

約数ペア:

[(1, 20121078456), (2, 10060539228), (3, 6707026152), (4, 5030269614), (6, 3353513076), (8, 2515134807), (9, 2235675384), (12, 1676756538), (18, 1117837692), (24, 838378269), (27, 745225128), (36, 558918846), (54, 372612564), (72, 279459423), (81, 248408376), (83, 242422632), (108, 186306282), (162, 124204188), (166, 121211316), (216, 93153141), (243, 82802792), (249, 80807544), (324, 62102094), (332, 60605658), (486, 41401396), (498, 40403772), (648, 31051047), (664, 30302829), (747, 26935848), (972, 20700698), (996, 20201886), (1494, 13467924), (1944, 10350349), (1992, 10100943), (2241, 8978616), (2988, 6733962), (4482, 4489308), (5976, 3366981), (6723, 2992872), (8964, 2244654), (13446, 1496436), (17928, 1122327), (20169, 997624), (26892, 748218), (40338, 498812), (53784, 374109), (80676, 249406), (124703, 161352)]