28018008

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{6827}}^1$

素因数の和:6861

約数の個数: 64

約数和(自身を含む): 81936000

約数和(自身を除く): 53917992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 72, 76, 108, 114, 152, 171, 216, 228, 342, 456, 513, 684, 1026, 1368, 2052, 4104, 6827, 13654, 20481, 27308, 40962, 54616, 61443, 81924, 122886, 129713, 163848, 184329, 245772, 259426, 368658, 389139, 491544, 518852, 737316, 778278, 1037704, 1167417, 1474632, 1556556, 2334834, 3113112, 3502251, 4669668, 7004502, 9339336, 14009004, 28018008]

約数ペア:

[(1, 28018008), (2, 14009004), (3, 9339336), (4, 7004502), (6, 4669668), (8, 3502251), (9, 3113112), (12, 2334834), (18, 1556556), (19, 1474632), (24, 1167417), (27, 1037704), (36, 778278), (38, 737316), (54, 518852), (57, 491544), (72, 389139), (76, 368658), (108, 259426), (114, 245772), (152, 184329), (171, 163848), (216, 129713), (228, 122886), (342, 81924), (456, 61443), (513, 54616), (684, 40962), (1026, 27308), (1368, 20481), (2052, 13654), (4104, 6827)]