31481784

素因数分解:

$2^3\times 3^4\times {\mathrm{19}}^1\times {\mathrm{2557}}^1$

素因数の和:2594

約数の個数: 80

約数和(自身を含む): 92855400

約数和(自身を除く): 61373616

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 72, 76, 81, 108, 114, 152, 162, 171, 216, 228, 324, 342, 456, 513, 648, 684, 1026, 1368, 1539, 2052, 2557, 3078, 4104, 5114, 6156, 7671, 10228, 12312, 15342, 20456, 23013, 30684, 46026, 48583, 61368, 69039, 92052, 97166, 138078, 145749, 184104, 194332, 207117, 276156, 291498, 388664, 414234, 437247, 552312, 582996, 828468, 874494, 1165992, 1311741, 1656936, 1748988, 2623482, 3497976, 3935223, 5246964, 7870446, 10493928, 15740892, 31481784]

約数ペア:

[(1, 31481784), (2, 15740892), (3, 10493928), (4, 7870446), (6, 5246964), (8, 3935223), (9, 3497976), (12, 2623482), (18, 1748988), (19, 1656936), (24, 1311741), (27, 1165992), (36, 874494), (38, 828468), (54, 582996), (57, 552312), (72, 437247), (76, 414234), (81, 388664), (108, 291498), (114, 276156), (152, 207117), (162, 194332), (171, 184104), (216, 145749), (228, 138078), (324, 97166), (342, 92052), (456, 69039), (513, 61368), (648, 48583), (684, 46026), (1026, 30684), (1368, 23013), (1539, 20456), (2052, 15342), (2557, 12312), (3078, 10228), (4104, 7671), (5114, 6156)]