17986093780

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1\times {\mathrm{98081}}^1$

素因数の和:98316

約数の個数: 48

約数和(自身を含む): 38706295824

約数和(自身を除く): 20720202044

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 173, 212, 265, 346, 530, 692, 865, 1060, 1730, 3460, 9169, 18338, 36676, 45845, 91690, 98081, 183380, 196162, 392324, 490405, 980810, 1961620, 5198293, 10396586, 16968013, 20793172, 25991465, 33936026, 51982930, 67872052, 84840065, 103965860, 169680130, 339360260, 899304689, 1798609378, 3597218756, 4496523445, 8993046890, 17986093780]

約数ペア:

[(1, 17986093780), (2, 8993046890), (4, 4496523445), (5, 3597218756), (10, 1798609378), (20, 899304689), (53, 339360260), (106, 169680130), (173, 103965860), (212, 84840065), (265, 67872052), (346, 51982930), (530, 33936026), (692, 25991465), (865, 20793172), (1060, 16968013), (1730, 10396586), (3460, 5198293), (9169, 1961620), (18338, 980810), (36676, 490405), (45845, 392324), (91690, 196162), (98081, 183380)]