20068152

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{491}}^1$

素因数の和:644

約数の個数: 64

約数和(自身を含む): 54552960

約数和(自身を除く): 34484808

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 131, 156, 262, 312, 393, 491, 524, 786, 982, 1048, 1473, 1572, 1703, 1964, 2946, 3144, 3406, 3928, 5109, 5892, 6383, 6812, 10218, 11784, 12766, 13624, 19149, 20436, 25532, 38298, 40872, 51064, 64321, 76596, 128642, 153192, 192963, 257284, 385926, 514568, 771852, 836173, 1543704, 1672346, 2508519, 3344692, 5017038, 6689384, 10034076, 20068152]

約数ペア:

[(1, 20068152), (2, 10034076), (3, 6689384), (4, 5017038), (6, 3344692), (8, 2508519), (12, 1672346), (13, 1543704), (24, 836173), (26, 771852), (39, 514568), (52, 385926), (78, 257284), (104, 192963), (131, 153192), (156, 128642), (262, 76596), (312, 64321), (393, 51064), (491, 40872), (524, 38298), (786, 25532), (982, 20436), (1048, 19149), (1473, 13624), (1572, 12766), (1703, 11784), (1964, 10218), (2946, 6812), (3144, 6383), (3406, 5892), (3928, 5109)]