20687001336

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{212987}}^1$

素因数の和:213089

約数の個数: 96

約数和(自身を含む): 59807030400

約数和(自身を除く): 39120029064

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 71, 72, 76, 114, 142, 152, 171, 213, 228, 284, 342, 426, 456, 568, 639, 684, 852, 1278, 1349, 1368, 1704, 2556, 2698, 4047, 5112, 5396, 8094, 10792, 12141, 16188, 24282, 32376, 48564, 97128, 212987, 425974, 638961, 851948, 1277922, 1703896, 1916883, 2555844, 3833766, 4046753, 5111688, 7667532, 8093506, 12140259, 15122077, 15335064, 16187012, 24280518, 30244154, 32374024, 36420777, 45366231, 48561036, 60488308, 72841554, 90732462, 97122072, 120976616, 136098693, 145683108, 181464924, 272197386, 287319463, 291366216, 362929848, 544394772, 574638926, 861958389, 1088789544, 1149277852, 1723916778, 2298555704, 2585875167, 3447833556, 5171750334, 6895667112, 10343500668, 20687001336]

約数ペア:

[(1, 20687001336), (2, 10343500668), (3, 6895667112), (4, 5171750334), (6, 3447833556), (8, 2585875167), (9, 2298555704), (12, 1723916778), (18, 1149277852), (19, 1088789544), (24, 861958389), (36, 574638926), (38, 544394772), (57, 362929848), (71, 291366216), (72, 287319463), (76, 272197386), (114, 181464924), (142, 145683108), (152, 136098693), (171, 120976616), (213, 97122072), (228, 90732462), (284, 72841554), (342, 60488308), (426, 48561036), (456, 45366231), (568, 36420777), (639, 32374024), (684, 30244154), (852, 24280518), (1278, 16187012), (1349, 15335064), (1368, 15122077), (1704, 12140259), (2556, 8093506), (2698, 7667532), (4047, 5111688), (5112, 4046753), (5396, 3833766), (8094, 2555844), (10792, 1916883), (12141, 1703896), (16188, 1277922), (24282, 851948), (32376, 638961), (48564, 425974), (97128, 212987)]